| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 410-236 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-249 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 410-249 | |||||||
| 410-249-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-249-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-249-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-249-3 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | NOCLLIKNOWN | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-249-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-249-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-249-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-249-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-249-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-249-9 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-252 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-283 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-296 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-307 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-307-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | TWSNMDTWDS0 | 09/14/2018 | Prefix Type: WIRELESS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-307-1 | MD | VDL, INC. DBA GLOBAL TELECOM BROKERS - MD | 4492 | TOWSON | NOCLLIKNOWN | 10/17/2003 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-307-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-307-3 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/09/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-307-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/09/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-307-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-307-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-307-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | TWSNMDTWDS0 | 11/09/2018 | Prefix Type: WIRELESS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-307-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/14/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-307-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | TWSNMDTWDS0 | 05/17/2018 | Prefix Type: WIRELESS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-308 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-321 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-324 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 410-324 | |||||||
| 410-324-0 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 01/22/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-324-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-324-2 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 04/22/2015 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-324-3 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 04/22/2015 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-324-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-324-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-324-6 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 01/29/2016 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-324-7 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 02/23/2016 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-324-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-324-9 | MD | BALTIMORE-WASHINGTON TELEPHONE (BWT) | 8697 | TOWSON | NOCLLIKNOWN | 06/23/2015 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-337 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-339 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 410-339 | |||||||
| 410-339-0 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 01/22/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-339-1 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 03/16/2016 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-339-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/11/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-339-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-339-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-339-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-339-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-339-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-339-8 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 01/22/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-339-9 | MD | TERRA NOVA TELECOM INC. | 145J | TOWSON | NOCLLIKNOWN | 01/17/2024 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-372 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | BLTMMDYKDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: BALTIMORE Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 410-372 | |||||||
| 410-372-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | BLTMMDYKDS0 | N/A | Prefix Type: RBOC Switch Name: BALTIMORE Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-372-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | BLTMMDYKDS0 | N/A | Prefix Type: RBOC Switch Name: BALTIMORE Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-372-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | BLTMMDYKDS0 | N/A | Prefix Type: RBOC Switch Name: BALTIMORE Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-372-3 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 09/15/2015 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-372-4 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-372-5 | MD | TELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T) | 7325 | TOWSON | NOCLLIKNOWN | 11/06/2002 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-372-6 | MD | US LEC OF MARYLAND, INC. | 2589 | TOWSON | CLMAMDJTDS0 | 10/20/2004 | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-372-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-372-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | BLTMMDYKDS0 | N/A | Prefix Type: RBOC Switch Name: BALTIMORE Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-372-9 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | BLTMMDYKDS0 | N/A | Prefix Type: RBOC Switch Name: BALTIMORE Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-373 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-377 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | BLTMMDYKDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: BALTIMORE Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-408 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-427 | MD | TELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T) | 7325 | TOWSON | BLTMMDFMDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-434 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-453 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 410-453 | |||||||
| 410-453-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-453-1 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 01/22/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-453-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/11/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-453-3 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | CYVLMDCKDS0 | 12/11/2018 | Prefix Type: WIRELESS Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-453-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-453-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-453-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-453-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/11/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-453-8 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 01/22/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-453-9 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-473 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-475 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-492 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-494 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-512 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-512-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-512-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-512-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-512-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-512-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-512-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-512-6 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 06/14/2006 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-512-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | TWSNMDTWDS0 | 12/11/2018 | Prefix Type: WIRELESS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-512-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-512-9 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 03/14/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-560 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-560-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-560-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-560-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-560-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-560-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-560-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-560-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-560-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-560-9 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-561 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-561-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-561-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-561-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-561-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-561-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-561-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-561-6 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 11/10/2004 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-561-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-561-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-561-9 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-583 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 410-583 | |||||||
| 410-583-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-583-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-583-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-583-3 | MD | IP HORIZON LLC | 515J | TOWSON | NOCLLIKNOWN | 03/27/2019 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-583-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-583-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-583-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-583-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-583-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-583-9 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-607 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-616 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-616-0 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-616-1 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-616-2 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-616-3 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-616-4 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-616-5 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-616-6 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-616-7 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-616-8 | MD | ATX TELECOMMUNICATIONS SERVICES, LTD. | 1958 | TOWSON | NOCLLIKNOWN | 02/03/2003 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-616-9 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 08/24/2006 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-681 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-704 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-716 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-716-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-716-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-716-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-716-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-716-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/09/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-716-5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | TWSNMDTWDS0 | 11/09/2018 | Prefix Type: WIRELESS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-716-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/09/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-716-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-716-9 | MD | ONVOY SPECTRUM, LLC (Sinch) | 624H | TOWSON | NOCLLIKNOWN | 09/24/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-769 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-769-0 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 03/02/2016 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-769-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-769-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-769-3 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 03/02/2016 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-769-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-769-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-769-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-769-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-769-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-769-9 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-790 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-806 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-812 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-816 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-816-0 | MD | ONVOY SPECTRUM, LLC (Sinch) | 624H | TOWSON | NOCLLIKNOWN | 09/24/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-816-1 | MD | BARR TELL USA, INC. | 964H | TOWSON | NOCLLIKNOWN | 11/18/2016 | Prefix Type: UNKNOWN Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-816-2 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | NOCLLIKNOWN | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-816-3 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 12/05/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-816-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/17/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-816-5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/17/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-816-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/17/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-816-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/17/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-816-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/17/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-816-9 | MD | TELNYX LLC | 073H | TOWSON | NOCLLIKNOWN | 03/02/2017 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-821 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-823 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-825 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-828 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-830 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 410-830 | |||||||
| 410-830-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/02/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-830-1 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 04/06/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-830-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-830-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-830-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-830-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-830-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-830-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-830-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-830-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 04/06/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-832 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 410-832 | |||||||
| 410-832-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-832-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-832-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-832-3 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 12/20/2016 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-832-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-832-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-832-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/11/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-832-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-832-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-832-9 | MD | ONVOY SPECTRUM, LLC (Sinch) | 624H | TOWSON | TWSNMDTWDS0 | 09/24/2024 | Prefix Type: WIRELESS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-839 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-842 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 410-842 | |||||||
| 410-842-0 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-842-1 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-842-2 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-842-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-842-4 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-842-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-842-6 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-842-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-842-8 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-842-9 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-847 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-847-0 | MD | ONVOY SPECTRUM, LLC (Sinch) | 624H | TOWSON | NOCLLIKNOWN | 09/24/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-847-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-847-2 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 01/29/2016 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-847-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-847-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 11/11/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-847-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 11/11/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-847-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-847-7 | MD | PEERLESS NETWORK OF MARYLAND, LLC | 568G | TOWSON | NOCLLIKNOWN | 02/26/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-847-9 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-853 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-853-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-853-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-853-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-853-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-853-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-853-5 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-853-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-853-7 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 02/11/2005 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-853-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-853-9 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-887 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-890 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-894 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-899 | MD | USA MOBILITY WIRELESS, INC. (Spok, Inc) | 6630 | TOWSON | HNVAMDAE3MD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-938 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-938-1 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 11/07/2018 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-938-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-938-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-938-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-938-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-938-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/11/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-938-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/11/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-938-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | N/A | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-967 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-269 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | TOWSON | BLTMMDCHYMD | 00/00/0000 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-269-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/22/2019 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-269-1 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/14/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-269-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/11/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-269-3 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | TOWSON | BLTMMDCHYMD | 05/23/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-269-4 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | TOWSON | BLTMMDCHYMD | 05/23/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-269-5 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | TOWSON | BLTMMDCHYMD | 05/23/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-269-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/22/2019 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-269-7 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 05/30/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-269-8 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 08/29/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-269-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/14/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-275 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 00/00/0000 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-275-0 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 12/26/2012 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-275-1 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 08/24/2006 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-275-2 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 08/01/2007 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-275-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-275-4 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-275-5 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 10/27/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-275-6 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | 09/17/2012 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-275-7 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 09/17/2012 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-275-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 01/12/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-275-9 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 02/01/2008 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-279 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDCDDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 443-279 | |||||||
| 443-279-0 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-279-1 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-279-2 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-279-3 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-279-4 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-279-5 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-279-6 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-279-7 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-279-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-279-9 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-322 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | 05/10/2001 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 443-322 | |||||||
| 443-322-0 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-322-1 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-322-2 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-322-3 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 05/05/2020 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-322-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-322-5 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-322-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-322-7 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-322-8 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-322-9 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-377 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/09/2010 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 443-377 | |||||||
| 443-377-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/10/2010 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-377-1 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 09/28/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-377-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 01/04/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-377-3 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 12/07/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-377-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 01/04/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-377-5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 01/04/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-377-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 01/04/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-377-7 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 02/23/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-377-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 04/04/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-377-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 04/04/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-465 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 443-465 | |||||||
| 443-465-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | N/A | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-465-1 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | N/A | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-465-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/07/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-465-3 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/07/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-465-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | N/A | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-465-5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | N/A | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-465-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | N/A | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-465-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/07/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-465-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/07/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-465-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/07/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-470 | MD | US LEC OF MARYLAND, INC. | 2589 | TOWSON | CLMAMDJTDS0 | 04/29/2008 | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-470-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 07/21/2008 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-470-1 | MD | US LEC OF MARYLAND, INC. | 2589 | TOWSON | CLMAMDJTDS0 | 05/02/2008 | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-470-2 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 09/24/2008 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-470-3 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 03/30/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-470-4 | MD | US LEC OF MARYLAND, INC. | 2589 | TOWSON | CLMAMDJTDS0 | 05/11/2010 | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-470-5 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 05/28/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-470-6 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 07/22/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-470-7 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | TOWSON | BLTOMDKHDS0 | 11/18/2011 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-470-8 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 08/03/2009 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-470-9 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 11/12/2008 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-519 | MD | GLOBAL CROSSING LOCAL SERVICES, INC. - MD (Lumen Technologies, Inc) | 6050 | TOWSON | BLTOMDXIDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-519-1 | MD | TERRA NOVA TELECOM INC. | 145J | TOWSON | NOCLLIKNOWN | 09/16/2024 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-519-2 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 12/16/2004 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-519-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/13/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-519-4 | MD | GLOBAL CROSSING LOCAL SERVICES, INC. - MD (Lumen Technologies, Inc) | 6050 | TOWSON | BLTOMDXIDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-519-5 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 04/18/2008 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-519-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-519-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-519-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-519-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-564 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 00/00/0000 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 443-564 | |||||||
| 443-564-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/10/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-564-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/10/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-564-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/10/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-564-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/10/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-564-4 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-564-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/10/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-564-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/10/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-564-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/10/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-564-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 11/25/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-564-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 11/25/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-608 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/27/2009 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 443-608 | |||||||
| 443-608-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 03/04/2009 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-608-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/08/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-608-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/29/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-608-3 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/29/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-608-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/29/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-608-5 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 05/04/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-608-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/29/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-608-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/29/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-608-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/29/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-608-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/29/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-613 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/27/2009 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-613-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 03/04/2009 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-613-1 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/24/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-613-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 07/05/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-613-3 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/24/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-613-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 07/05/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-613-5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 07/05/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-613-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 07/05/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-613-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 07/05/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-613-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 07/05/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-613-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/29/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-632 | MD | US LEC OF MARYLAND, INC. | 2589 | TOWSON | CLMAMDJTDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-632-0 | MD | US LEC OF MARYLAND, INC. | 2589 | TOWSON | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-632-1 | MD | US LEC OF MARYLAND, INC. | 2589 | TOWSON | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-632-2 | MD | US LEC OF MARYLAND, INC. | 2589 | TOWSON | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-632-3 | MD | US LEC OF MARYLAND, INC. | 2589 | TOWSON | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-632-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 03/03/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-632-5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/04/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-632-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 01/05/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-632-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 01/05/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-632-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 08/02/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-632-9 | MD | US LEC OF MARYLAND, INC. | 2589 | TOWSON | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-652 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 00/00/0000 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-652-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 06/16/2016 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-652-1 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 10/11/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-652-2 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 05/17/2007 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-652-3 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | TWSNMDTWDS0 | 04/27/2016 | Prefix Type: IPES Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-652-4 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | TWSNMDTWDS0 | 06/21/2016 | Prefix Type: CLEC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-652-5 | MD | CTC COMMUNICATIONS CORP. - MD (Windstream Holdings) | 2697 | TOWSON | TWSNMDTWDS0 | 06/21/2016 | Prefix Type: CLEC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-652-6 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | TWSNMDTWDS0 | 06/28/2016 | Prefix Type: CLEC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-652-7 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 08/22/2018 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-652-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | TWSNMDTWDS0 | 09/14/2018 | Prefix Type: WIRELESS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-652-9 | MD | IP HORIZON LLC | 515J | TOWSON | TWSNMDTWDS0 | 09/15/2016 | Prefix Type: IPES Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-761 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCH40Z | 05/28/2008 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-761-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/03/2010 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-761-1 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 03/04/2010 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-761-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/03/2010 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-761-3 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/15/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-761-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/15/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-761-5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/15/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-761-6 | MD | BROADVIEW NETWORKS, INC. - MD (Windstream Holdings) | 9170 | TOWSON | NOCLLIKNOWN | 08/21/2008 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-761-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 09/29/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-761-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 07/02/2010 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-761-9 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCH40Z | 05/29/2008 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-791 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-791-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | N/A | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-791-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | N/A | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-791-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | N/A | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-791-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 08/25/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-791-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | N/A | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-791-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 08/21/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-791-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 08/21/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-791-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 08/21/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-791-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/12/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-791-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | N/A | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-797 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDSN5MD | 00/00/0000 | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-797-0 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDSN5MD | N/A | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-797-1 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDSN5MD | N/A | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-797-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 08/05/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-797-3 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 08/05/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-797-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-797-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 05/12/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-797-6 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDSN5MD | 07/19/2005 | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-797-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/04/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-797-8 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDSN5MD | N/A | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-797-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 03/06/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-798 | MD | LEVEL 3 TELECOM OF MARYLAND, LLC - MD (Lumen Technologies, Inc) | 7591 | TOWSON | BLTMMDDNDS2 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-798-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/10/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-798-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/10/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-798-2 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 07/17/2007 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-798-3 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 03/14/2006 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-798-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/19/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-798-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/19/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-798-6 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | TOWSON | BLTMMDSN5MD | 07/19/2005 | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-798-7 | MD | US LEC OF MARYLAND, INC. | 2589 | TOWSON | CLMAMDJTDS0 | 08/14/2007 | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-798-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/10/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-798-9 | MD | LEVEL 3 TELECOM OF MARYLAND, LLC - MD (Lumen Technologies, Inc) | 7591 | TOWSON | BLTMMDDNDS2 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-809 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 06/13/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-809-0 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 06/16/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-809-1 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 06/16/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-809-2 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 06/16/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-809-3 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 06/16/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-809-4 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 06/16/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-809-5 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 06/16/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-809-6 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 06/16/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-809-7 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 06/16/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-809-8 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 06/16/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-809-9 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 06/16/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-823 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 07/13/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-823-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 07/17/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-823-1 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/04/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-823-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 11/01/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-823-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 11/01/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-823-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 11/01/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-823-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 11/01/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-823-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 11/01/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-823-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/08/2008 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-823-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/08/2008 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-823-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/05/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-824 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCHXWY | 05/18/2001 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-824-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCHXWY | N/A | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-824-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/21/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-824-2 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCHXWY | N/A | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-824-3 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCHXWY | N/A | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-824-4 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCHXWY | N/A | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-824-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/21/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-824-6 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCHXWY | N/A | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-824-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/21/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-824-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/21/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-824-9 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCHXWY | N/A | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-834 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | WDLWMDEMCM3 | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-834-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/19/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-834-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 08/06/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-834-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | WDLWMDEMCM3 | 11/02/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-834-3 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | WDLWMDEMCM3 | 04/05/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-834-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | WDLWMDEMCM3 | 03/01/2004 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-834-5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | WDLWMDEMCM3 | 09/07/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-834-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | WDLWMDEMCM3 | 03/06/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-834-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | WDLWMDEMCM3 | 07/07/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-834-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | WDLWMDEMCM3 | 07/07/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-841 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-841-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 03/06/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-841-1 | MD | CTC COMMUNICATIONS CORP. - MD (Windstream Holdings) | 2697 | TOWSON | NOCLLIKNOWN | 02/10/2005 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-841-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 03/06/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-841-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | CYVLMDCKDS0 | N/A | Prefix Type: RBOC Switch Name: COCKEYSVILLE Switch Type: WECO 5ESS Host (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-841-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/05/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-841-5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/05/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-841-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/05/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-841-7 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 11/01/2005 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-841-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/19/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-841-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/05/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-846 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-846-0 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 08/15/2013 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-846-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 01/18/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-846-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 01/18/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-846-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 01/18/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-846-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 01/18/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-846-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 01/18/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-846-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 01/18/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-846-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 01/18/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-846-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 01/18/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-846-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 01/18/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-847 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/12/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-847-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/17/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-847-1 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 01/04/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-847-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/07/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-847-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/07/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-847-4 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 02/13/2007 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-847-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/30/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-847-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/30/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-847-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/30/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-847-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/30/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-847-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/30/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-849 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | TOWSON | TWSNMDTWDS0 | 05/18/2001 | Prefix Type: RBOC Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-862 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/07/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-862-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/07/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-862-1 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/07/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-862-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/09/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-862-3 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/09/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-862-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/09/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-862-5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/09/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-862-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/09/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-862-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/25/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-862-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/25/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-862-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/25/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-895 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 04/09/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-895-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 04/12/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-895-1 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 04/12/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-895-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/25/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-895-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/25/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-895-4 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 07/18/2007 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-895-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/25/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-895-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/25/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-895-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/25/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-895-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/25/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-895-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/25/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-900 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/23/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-900-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/23/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-900-1 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/23/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-900-2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/23/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-900-3 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/23/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-900-4 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/23/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-900-5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 05/23/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-900-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/05/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-900-7 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/05/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-900-8 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/05/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-900-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/25/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-901 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | 08/21/2001 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 443-901 | |||||||
| 443-901-0 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-901-1 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-901-2 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-901-3 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 07/14/2020 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-901-4 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 07/14/2020 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-901-5 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 07/14/2020 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-901-6 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/18/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-901-7 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-901-8 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 04/15/2021 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-901-9 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | TOWSON | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-912 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | TOWSON | BLTMMD91DS1 | 07/02/2002 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 443-912 | |||||||
| 443-912-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/13/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-912-1 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | TOWSON | BLTMMD91DS1 | 07/15/2002 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-912-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/08/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-912-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/08/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-912-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/08/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-912-5 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 07/14/2015 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-912-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/28/2008 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-912-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/17/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-912-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/17/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-912-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/17/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-921 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | TOWSON | BLTMMDCHW29 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 443-921 | |||||||
| 443-921-0 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | TOWSON | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-921-1 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | TOWSON | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-921-2 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | TOWSON | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-921-3 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | TOWSON | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-921-4 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | TOWSON | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-921-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/17/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-921-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/17/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-921-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/17/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-921-8 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | TOWSON | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-921-9 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | TOWSON | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-935 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/31/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-935-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 08/04/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-935-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 08/04/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-935-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 08/29/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-935-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 08/29/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-935-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 08/29/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-935-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 09/14/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-935-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 09/14/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-935-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 11/11/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-935-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/07/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-935-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 02/07/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-991 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 12/01/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 443-991 | |||||||
| 443-991-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 10/23/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-991-1 | MD | METROPCS, INC. (T-Mobile US, Inc) | 5562 | TOWSON | BLTMMDCHFMD | 05/22/2013 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-991-2 | MD | METROPCS, INC. (T-Mobile US, Inc) | 5562 | TOWSON | BLTMMDCHFMD | 05/22/2013 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-991-3 | MD | METROPCS, INC. (T-Mobile US, Inc) | 5562 | TOWSON | BLTMMDCHFMD | 05/22/2013 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-991-4 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 01/31/2014 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-991-5 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 04/02/2015 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-991-6 | MD | METROPCS, INC. (T-Mobile US, Inc) | 5562 | TOWSON | BLTMMDCHFMD | 07/02/2013 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-991-7 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | NOCLLIKNOWN | 02/03/2012 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-991-8 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 02/06/2012 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-991-9 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 06/25/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-206 | MD | METROPCS, INC. (T-Mobile US, Inc) | 5562 | TOWSON | BLTMMDCHFMD | 07/16/2013 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-206 | |||||||
| 667-206-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 08/23/2013 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-206-1 | MD | PEERLESS NETWORK OF MARYLAND, LLC | 568G | TOWSON | NOCLLIKNOWN | 09/21/2015 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-206-2 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 11/08/2016 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-206-3 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 12/14/2015 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-206-4 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 08/07/2014 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-206-5 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 09/24/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-206-6 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 09/24/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-206-7 | MD | IP HORIZON LLC | 515J | TOWSON | NOCLLIKNOWN | 12/07/2015 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-206-8 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 11/27/2013 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-206-9 | MD | METROPCS, INC. (T-Mobile US, Inc) | 5562 | TOWSON | BLTMMDCHFMD | 07/19/2013 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-251 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 12/24/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 667-251-0 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 12/29/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-251-1 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 12/29/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-251-2 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 12/29/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-251-3 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 12/29/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-251-4 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 12/29/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-251-5 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 12/29/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-251-6 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 12/29/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-251-7 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 12/29/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-251-8 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 12/29/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-251-9 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc) | 6119 | TOWSON | BLTMMDSN6MD | 12/29/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-275 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/01/2019 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-275 | |||||||
| 667-275-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/01/2019 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-275-1 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 11/01/2019 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-275-2 | MD | TON80 COMMUNICATIONS, LLC | 516J | TOWSON | NOCLLIKNOWN | 06/04/2021 | Prefix Type: UNKNOWN Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-275-3 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 06/16/2021 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-275-4 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 06/16/2021 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-275-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/08/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-275-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/08/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-275-7 | MD | PEERLESS NETWORK OF MARYLAND, LLC | 568G | TOWSON | NOCLLIKNOWN | 11/29/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-275-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 03/05/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-275-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 08/06/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-278 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 03/09/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-278 | |||||||
| 667-278-0 | MD | VONAGE AMERICA LLC | 197D | TOWSON | NOCLLIKNOWN | 05/01/2020 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-278-1 | MD | VONAGE AMERICA LLC | 197D | TOWSON | NOCLLIKNOWN | 05/01/2020 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-278-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 06/24/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-278-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/15/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-278-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/15/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-278-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/02/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-278-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/02/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-278-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/02/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-278-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 04/02/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-278-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 03/10/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-294 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 09/21/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-294 | |||||||
| 667-294-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 10/07/2020 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-294-1 | MD | ONVOY SPECTRUM, LLC (Sinch) | 624H | TOWSON | NOCLLIKNOWN | 04/24/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-294-3 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | TOWSON | NOCLLIKNOWN | 09/01/2022 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-294-4 | MD | PEERLESS NETWORK OF MARYLAND, LLC | 568G | TOWSON | NOCLLIKNOWN | 01/28/2021 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-294-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 09/22/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-294-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 09/22/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-294-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 09/22/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-294-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 09/22/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-294-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 09/22/2020 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-308 | MD | PEERLESS NETWORK OF MARYLAND, LLC | 568G | TOWSON | BLTQMD01DS0 | 11/20/2012 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-308 | |||||||
| 667-308-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/08/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-308-1 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 05/19/2023 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-308-2 | MD | COMCAST IP PHONE, LLC (Comcast) | 318J | TOWSON | BLTMMDCHXFX | 07/12/2013 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-308-3 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 08/07/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-308-4 | MD | METROPCS, INC. (T-Mobile US, Inc) | 5562 | TOWSON | BLTMMDCHFMD | 07/02/2013 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-308-5 | MD | METROPCS, INC. (T-Mobile US, Inc) | 5562 | TOWSON | BLTMMDCHFMD | 07/02/2013 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-308-6 | MD | METROPCS, INC. (T-Mobile US, Inc) | 5562 | TOWSON | BLTMMDCHFMD | 07/02/2013 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-308-7 | MD | CENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc) | 508J | TOWSON | BLTMMDDN2MD | 08/05/2013 | Prefix Type: IPES Switch Name: GLENBURNIE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-308-8 | MD | PEERLESS NETWORK OF MARYLAND, LLC | 568G | TOWSON | BLTQMD01DS0 | 11/26/2012 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-308-9 | MD | IP HORIZON LLC | 515J | TOWSON | NOCLLIKNOWN | 08/12/2013 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-331 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/08/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-331 | |||||||
| 667-331-0 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless) | 6395 | TOWSON | BLTOMDKHBMD | 07/13/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-331-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 03/04/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-331-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 03/04/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-331-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 03/04/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-331-4 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 07/15/2021 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-331-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/08/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-331-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/08/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-331-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/08/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-331-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/08/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-331-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 07/08/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-383 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCH40Z | 12/07/2021 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-383 | |||||||
| 667-383-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 03/04/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-383-1 | MD | ONVOY SPECTRUM, LLC (Sinch) | 624H | TOWSON | NOCLLIKNOWN | 02/23/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-383-2 | MD | ONVOY SPECTRUM, LLC (Sinch) | 624H | TOWSON | NOCLLIKNOWN | 02/23/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-383-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | TOWSON | CLMAMDORGT0 | 03/04/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-383-5 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCH40Z | 12/07/2021 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-383-6 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCH40Z | 05/19/2023 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-383-7 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 09/16/2022 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-383-8 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 09/16/2022 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-383-9 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCH40Z | 12/07/2021 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-403 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | BLTMMDCH42Z | 09/01/2021 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-403 | |||||||
| 667-403-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 09/10/2021 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-403-1 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | TWSNMDTWDS0 | 09/10/2021 | Prefix Type: PCS Switch Name: TOWSON Switch Type: WECO 5ESS (Digital) LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-403-2 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | BLTMMDCH42Z | 09/01/2021 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-403-3 | MD | ONVOY SPECTRUM, LLC (Sinch) | 624H | TOWSON | NOCLLIKNOWN | 10/20/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-403-4 | MD | ONVOY SPECTRUM, LLC (Sinch) | 624H | TOWSON | NOCLLIKNOWN | 10/20/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-403-5 | MD | ONVOY SPECTRUM, LLC (Sinch) | 624H | TOWSON | NOCLLIKNOWN | 10/20/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-403-6 | MD | COMMIO, LLC | 939H | TOWSON | NOCLLIKNOWN | 09/16/2021 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-403-7 | MD | COMMIO, LLC | 939H | TOWSON | NOCLLIKNOWN | 09/16/2021 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-403-8 | MD | COMMIO, LLC | 939H | TOWSON | NOCLLIKNOWN | 09/16/2021 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-403-9 | MD | COMMIO, LLC | 939H | TOWSON | NOCLLIKNOWN | 09/16/2021 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-436 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCH40Z | 05/19/2023 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-436 | |||||||
| 667-436-2 | MD | PEERLESS NETWORK OF MARYLAND, LLC | 568G | TOWSON | NOCLLIKNOWN | 10/21/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-436-3 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 03/26/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-436-4 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 03/26/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-436-5 | MD | ONVOY, LLC - MD (Sinch) | 876D | TOWSON | NOCLLIKNOWN | 03/26/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-436-6 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCH40Z | 08/29/2024 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-436-7 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCH40Z | 09/07/2023 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-436-8 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCH40Z | 09/07/2023 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-436-9 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | TOWSON | BLTMMDCH40Z | 05/19/2023 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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Last Updated: Thu Nov 21 03:56:33 2024