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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
240-233MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529TOMPKINSVLWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-233
240-233-0MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529TOMPKINSVLWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-233-1MDUS LEC OF MARYLAND, INC.2589TOMPKINSVLTYCRVA03DS001/15/2004Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-233-2MDLEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc)6119TOMPKINSVLNOCLLIKNOWN02/08/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-233-3MDCOMCAST IP PHONE, LLC (Comcast)318JTOMPKINSVLNOCLLIKNOWN06/30/2005Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-233-4MDBANDWIDTH.COM CLEC, LLC - MD071FTOMPKINSVLNOCLLIKNOWN03/07/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-233-5MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLNOCLLIKNOWN02/26/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-233-6MDBANDWIDTH.COM CLEC, LLC - MD071FTOMPKINSVLNOCLLIKNOWN01/20/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-233-7MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716TOMPKINSVLCHCHMDBE6MD09/11/2012Prefix Type: CLEC
Switch Name: MONTGOMERY
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-233-8MDBANDWIDTH.COM CLEC, LLC - MD071FTOMPKINSVLNOCLLIKNOWN02/10/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-233-9MDLEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc)6119TOMPKINSVLNOCLLIKNOWN02/15/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-332MDPEERLESS NETWORK OF MARYLAND, LLC568GTOMPKINSVLRSTNVA31DS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-332
240-332-0MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN04/21/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-332-1MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN06/04/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-332-3MDPEERLESS NETWORK OF MARYLAND, LLC568GTOMPKINSVLRSTNVA31DS005/26/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-332-4MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN02/03/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-332-5MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN04/21/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-332-6MDPEERLESS NETWORK OF MARYLAND, LLC568GTOMPKINSVLRSTNVA31DS012/10/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-332-7MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN04/21/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-332-8MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN06/04/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-332-9MDPEERLESS NETWORK OF MARYLAND, LLC568GTOMPKINSVLRSTNVA31DS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-503MDPEERLESS NETWORK OF MARYLAND, LLC568GTOMPKINSVLSLSPMD91DS004/09/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-503
240-503-0MDIP HORIZON LLC515JTOMPKINSVLNOCLLIKNOWN02/19/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-503-1MDPEERLESS NETWORK OF MARYLAND, LLC568GTOMPKINSVLSLSPMD91DS004/12/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-503-2MDPEERLESS NETWORK OF MARYLAND, LLC568GTOMPKINSVLSLSPMD91DS004/12/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-503-3MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN05/28/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-503-4MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN02/16/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-503-5MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN02/16/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-503-6MDTELNYX LLC073HTOMPKINSVLNOCLLIKNOWN04/17/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-503-7MDCENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc)508JTOMPKINSVLWASIDCRG7MD05/14/2014Prefix Type: IPES
Switch Name: WSHNGTNZN1
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-503-8MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN10/14/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-503-9MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN10/14/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-635MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS006/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-635
240-635-0MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS006/13/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-635-1MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS006/13/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-635-2MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS006/13/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-635-3MDPEERLESS NETWORK OF MARYLAND, LLC568GTOMPKINSVLNOCLLIKNOWN11/19/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-635-4MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS004/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-635-5MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS004/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-635-6MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS004/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-635-7MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS004/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-635-8MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN03/31/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-635-9MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN03/31/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-804MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLWASHDCCZDS100/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-804
240-804-2MDTERRA NOVA TELECOM INC.145JTOMPKINSVLWASHDCCZDS001/08/2024Prefix Type: IPES
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS10S
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-804-3MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLWASHDCCZDS107/20/2005Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-804-5MDBANDWIDTH.COM CLEC, LLC - MD071FTOMPKINSVLNOCLLIKNOWN07/20/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-804-7MDBANDWIDTH.COM CLEC, LLC - MD071FTOMPKINSVLNOCLLIKNOWN02/23/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-804-8MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLWASHDCCZDS1N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-804-9MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLWASHDCCZDS107/20/2005Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-884MDONVOY SPECTRUM, LLC (Sinch)624HTOMPKINSVLWASHDCSWMMD04/29/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-884
240-884-0MDDISH WIRELESS, LLC490JTOMPKINSVLNOCLLIKNOWN02/10/2023Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-884-2MDONVOY SPECTRUM, LLC (Sinch)624HTOMPKINSVLWASHDCSWMMD01/27/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-884-3MDONVOY SPECTRUM, LLC (Sinch)624HTOMPKINSVLWASHDCSWMMD12/23/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-884-4MDONVOY SPECTRUM, LLC (Sinch)624HTOMPKINSVLWASHDCSWMMD12/23/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-884-5MDCOMCAST IP PHONE, LLC (Comcast)318JTOMPKINSVLNOCLLIKNOWN01/27/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-884-7MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN08/25/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-884-8MDONVOY SPECTRUM, LLC (Sinch)624HTOMPKINSVLWASHDCSWMMD04/29/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-259MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOMPKINSVLTMVLMDTKRS000/00/0000Prefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-259
301-259-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-259-1MDBANDWIDTH.COM CLEC, LLC - MD071FTOMPKINSVLNOCLLIKNOWN11/17/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-259-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-259-3MDONVOY, LLC - MD (Sinch)876DTOMPKINSVLNOCLLIKNOWN09/11/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-259-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-259-5MDBANDWIDTH.COM CLEC, LLC - MD071FTOMPKINSVLNOCLLIKNOWN09/24/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-259-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-259-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-259-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-259-9MDIP HORIZON LLC515JTOMPKINSVLNOCLLIKNOWN05/02/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
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