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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
410-346MDVERIZON MARYLAND, INC. (Verizon Communications)9212SILVER RUNSLRNMDSLRS000/00/0000Prefix Type: RBOC
Switch Name: SILVER RUN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-346
410-346-0MDONVOY, LLC - MD (Sinch)876DSILVER RUNNOCLLIKNOWN03/07/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-346-1MDONVOY, LLC - MD (Sinch)876DSILVER RUNNOCLLIKNOWN02/23/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-346-2MDLEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc)6119SILVER RUNNOCLLIKNOWN06/14/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-346-3MDONVOY, LLC - MD (Sinch)876DSILVER RUNNOCLLIKNOWN03/07/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-346-4MDQUANTUM TELECOMMUNICATIONS, INC. - MD2596SILVER RUNNOCLLIKNOWN10/22/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-346-5MDLEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc)6119SILVER RUNNOCLLIKNOWN02/08/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-346-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212SILVER RUNSLRNMDSLRS0N/APrefix Type: RBOC
Switch Name: SILVER RUN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-346-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212SILVER RUNSLRNMDSLRS0N/APrefix Type: RBOC
Switch Name: SILVER RUN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-346-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212SILVER RUNSLRNMDSLRS006/27/2006Prefix Type: RBOC
Switch Name: SILVER RUN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-346-9MDONVOY, LLC - MD (Sinch)876DSILVER RUNNOCLLIKNOWN03/15/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-349MDCORE COMMUNICATIONS, INC.- MD2593SILVER RUNBLTMMD91DS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-383MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697SILVER RUNBLTMMDCH14Z00/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-383
443-383-0MDBANDWIDTH.COM CLEC, LLC - MD071FSILVER RUNNOCLLIKNOWN02/07/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-383-1MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697SILVER RUNBLTMMDCH14ZN/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-383-2MDBANDWIDTH.COM CLEC, LLC - MD071FSILVER RUNNOCLLIKNOWN02/07/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-383-3MDONVOY, LLC - MD (Sinch)876DSILVER RUNNOCLLIKNOWN02/29/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-383-4MDONVOY, LLC - MD (Sinch)876DSILVER RUNNOCLLIKNOWN02/29/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-383-5MDBANDWIDTH.COM CLEC, LLC - MD071FSILVER RUNNOCLLIKNOWN02/07/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-383-6MDBANDWIDTH.COM CLEC, LLC - MD071FSILVER RUNNOCLLIKNOWN02/07/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-383-7MDCENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc)508JSILVER RUNBLTMMDDN2MD05/14/2014Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-383-8MDTELNYX LLC073HSILVER RUNNOCLLIKNOWN04/14/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-383-9MDBANDWIDTH.COM CLEC, LLC - MD071FSILVER RUNNOCLLIKNOWN02/07/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-732MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325SILVER RUNBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-732
443-732-0MDBANDWIDTH.COM CLEC, LLC - MD071FSILVER RUNNOCLLIKNOWN11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-732-1MDUS LEC OF MARYLAND, INC.2589SILVER RUNCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-732-2MDBANDWIDTH.COM CLEC, LLC - MD071FSILVER RUNNOCLLIKNOWN02/07/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-732-3MDONVOY, LLC - MD (Sinch)876DSILVER RUNNOCLLIKNOWN09/12/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-732-4MDCORE COMMUNICATIONS, INC.- MD2593SILVER RUNNOCLLIKNOWN03/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-732-5MDBANDWIDTH.COM CLEC, LLC - MD071FSILVER RUNNOCLLIKNOWN05/26/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-732-6MDCOMCAST IP PHONE, LLC (Comcast)318JSILVER RUNNOCLLIKNOWN01/09/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-732-7MDPEERLESS NETWORK OF MARYLAND, LLC568GSILVER RUNNOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-732-8MDPEERLESS NETWORK OF MARYLAND, LLC568GSILVER RUNNOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-732-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325SILVER RUNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-758MDFRACTEL, LLC965HSILVER RUNBLTQMD01AMD07/15/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-758
667-758-0MDONVOY SPECTRUM, LLC (Sinch)624HSILVER RUNNOCLLIKNOWN02/05/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-758-1MDONVOY SPECTRUM, LLC (Sinch)624HSILVER RUNNOCLLIKNOWN02/05/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-758-2MDONVOY, LLC - MD (Sinch)876DSILVER RUNNOCLLIKNOWN06/16/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-758-3MDONVOY, LLC - MD (Sinch)876DSILVER RUNNOCLLIKNOWN06/16/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-758-4MDONVOY SPECTRUM, LLC (Sinch)624HSILVER RUNNOCLLIKNOWN04/24/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-758-6MDFRACTEL, LLC965HSILVER RUNBLTQMD01AMD07/20/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-758-8MDONVOY, LLC - MD (Sinch)876DSILVER RUNNOCLLIKNOWN02/03/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-758-9MDPEERLESS NETWORK OF MARYLAND, LLC568GSILVER RUNNOCLLIKNOWN04/19/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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