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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
240-228MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-228
240-228-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-228-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS005/30/2002Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-228-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS001/10/2003Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-228-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-228-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-228-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-228-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-228-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-228-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-228-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS001/10/2003Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-241MDSTARPOWER COMMUNICATIONS, LLC - MD8832WSNG236Z13LNHMMDADGT000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-241
240-241-0MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13NOCLLIKNOWN04/01/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-241-1MDPEERLESS NETWORK OF MARYLAND, LLC568GWSNG236Z13NOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-241-2MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN05/23/2013Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-241-3MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN05/23/2013Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-241-4MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY06/13/2014Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-241-5MDXO MARYLAND, LLC (Verizon Communications)4773WSNG236Z13WASHDCCZDS106/12/2007Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-241-6MDXO MARYLAND, LLC (Verizon Communications)4773WSNG236Z13WASHDCCZDS106/12/2007Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-241-7MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13NOCLLIKNOWN11/21/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-241-8MDSTARPOWER COMMUNICATIONS, LLC - MD8832WSNG236Z13LNHMMDADGT0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-241-9MDPEERLESS NETWORK OF MARYLAND, LLC568GWSNG236Z13NOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-297MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS400/00/0000Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-297
240-297-0MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS412/20/2004Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-297-1MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS412/20/2004Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-297-2MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS402/21/2013Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-297-3MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS412/27/2004Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-297-4MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS4N/APrefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-297-5MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS412/27/2004Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-297-6MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS405/28/2010Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-297-7MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS402/29/2012Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-297-8MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS409/29/2014Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-297-9MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY03/02/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-373MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13ODTNMDAUDS000/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-387MDCAVALIER EAST, LLC - MD (Windstream Communications)4820WSNG236Z13WASHDC12OMD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-387
240-387-0MDCAVALIER EAST, LLC - MD (Windstream Communications)4820WSNG236Z13WASHDC12OMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-387-1MDCAVALIER EAST, LLC - MD (Windstream Communications)4820WSNG236Z13WASHDC12OMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-387-2MDCAVALIER EAST, LLC - MD (Windstream Communications)4820WSNG236Z13WASHDC12OMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-387-3MDCAVALIER EAST, LLC - MD (Windstream Communications)4820WSNG236Z13WASHDC12OMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-387-4MDCAVALIER EAST, LLC - MD (Windstream Communications)4820WSNG236Z13WASHDC12OMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-387-5MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN03/26/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-387-6MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCCZDS001/25/2007Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS10S
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-387-7MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCCZDS001/25/2007Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS10S
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-387-8MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN03/26/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-387-9MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN03/28/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-391MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc)6050WSNG236Z13WASJDCDCDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-391
240-391-0MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc)6050WSNG236Z13WASJDCDCDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-391-1MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc)6050WSNG236Z13WASJDCDCDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-391-2MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc)6050WSNG236Z13WASJDCDCDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-391-3MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13NOCLLIKNOWN09/14/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-391-4MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc)6050WSNG236Z13WASJDCDCDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-391-5MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN09/15/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-391-6MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY10/19/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-391-7MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13NOCLLIKNOWN09/28/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-391-8MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13NOCLLIKNOWN11/17/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-391-9MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc)6050WSNG236Z13WASJDCDCDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-402MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS309/21/2010Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-402
240-402-0MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS309/23/2010Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-402-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS309/23/2010Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-402-2MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS309/23/2010Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-402-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS309/23/2010Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-402-4MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS309/23/2010Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-402-5MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS309/23/2010Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-402-6MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS309/23/2010Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-402-7MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS309/23/2010Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-402-8MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS309/23/2010Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-402-9MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS309/23/2010Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-473MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910WSNG236Z13HRNDVA13AMD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-473
240-473-0MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910WSNG236Z13HRNDVA13AMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-473-1MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910WSNG236Z13HRNDVA13AMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-473-2MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13NOCLLIKNOWN05/28/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-473-3MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13NOCLLIKNOWN05/28/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-473-4MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910WSNG236Z13HRNDVA13AMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-473-5MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910WSNG236Z13HRNDVA13AMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-473-6MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910WSNG236Z13HRNDVA13AMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-473-7MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910WSNG236Z13HRNDVA13AMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-473-8MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN12/07/2020Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-473-9MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910WSNG236Z13HRNDVA13AMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-542MDUS LEC OF MARYLAND, INC.2589WSNG236Z13TYCRVA03DS000/00/0000Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-542
240-542-0MDUS LEC OF MARYLAND, INC.2589WSNG236Z13TYCRVA03DS0N/APrefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-542-1MDUS LEC OF MARYLAND, INC.2589WSNG236Z13TYCRVA03DS0N/APrefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-542-2MDUS LEC OF MARYLAND, INC.2589WSNG236Z13TYCRVA03DS0N/APrefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-542-3MDUS LEC OF MARYLAND, INC.2589WSNG236Z13TYCRVA03DS0N/APrefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-542-4MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY12/01/2009Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-542-5MDUS LEC OF MARYLAND, INC.2589WSNG236Z13TYCRVA03DS0N/APrefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-542-6MDIP HORIZON LLC515JWSNG236Z13NOCLLIKNOWN07/21/2010Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-542-7MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13NOCLLIKNOWN07/21/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-542-8MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13NOCLLIKNOWN10/25/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-542-9MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13NOCLLIKNOWN12/29/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-553MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCRKDS300/00/0000Prefix Type: CLEC
Switch Name: SOUTH MARYLAND
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-553
240-553-0MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCRKDS3N/APrefix Type: CLEC
Switch Name: SOUTH MARYLAND
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-553-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCRKDS3N/APrefix Type: CLEC
Switch Name: SOUTH MARYLAND
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-553-3MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13WASHDCRKDS311/22/2022Prefix Type: CLEC
Switch Name: SOUTH MARYLAND
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-553-4MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN05/25/2018Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-553-5MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN11/22/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-553-6MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN09/15/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-553-7MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY08/23/2013Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-553-8MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN03/24/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-553-9MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCRKDS3N/APrefix Type: CLEC
Switch Name: SOUTH MARYLAND
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-592MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS007/01/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-592
240-592-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-592-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-592-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-592-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-592-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-592-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-592-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-592-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-592-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-592-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-616MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-616
240-616-0MDIP HORIZON LLC515JWSNG236Z13NOCLLIKNOWN08/12/2013Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-616-1MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13NOCLLIKNOWN11/07/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-616-2MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN06/29/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-616-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-616-4MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN09/12/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-616-5MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN12/10/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-616-6MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN01/19/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-616-7MDCENTURYLINK COMMUNICATIONS, LLC (CenturyLink, Inc)508JWSNG236Z13WASIDCRG7MD08/05/2013Prefix Type: IPES
Switch Name: WSHNGTNZN1
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-616-8MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN12/10/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-616-9MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN04/09/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-624MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-624
240-624-0MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13NOCLLIKNOWN12/16/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-624-1MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-624-2MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN05/21/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-624-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-624-4MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN03/29/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-624-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-624-6MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN03/29/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-624-7MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN10/09/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-624-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-624-9MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN10/09/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-684MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-684
240-684-0MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13NOCLLIKNOWN07/27/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-684-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-684-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-684-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-684-4MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG236Z13NOCLLIKNOWN04/21/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-684-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-684-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-684-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-684-8MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN05/28/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-684-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-757MDPEERLESS NETWORK OF MARYLAND, LLC568GWSNG236Z13RSTNVA31DS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-757
240-757-0MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN09/20/2022Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-757-1MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN01/19/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-757-2MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN01/19/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-757-3MDPEERLESS NETWORK OF MARYLAND, LLC568GWSNG236Z13RSTNVA31DS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-757-4MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG236Z13NOCLLIKNOWN02/16/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-757-5MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG236Z13NOCLLIKNOWN02/16/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-757-6MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN08/25/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-757-9MDPEERLESS NETWORK OF MARYLAND, LLC568GWSNG236Z13RSTNVA31DS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-790MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS400/00/0000Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-790
240-790-0MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS4N/APrefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-790-1MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS4N/APrefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-790-2MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN06/30/2016Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-790-3MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS4N/APrefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-790-4MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN03/09/2020Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-790-5MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN11/22/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-790-6MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN09/02/2016Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-790-7MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119WSNG236Z13MCLNVA23DS4N/APrefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-790-8MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY03/20/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-790-9MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN02/21/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-845MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCCZDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS10S
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-845
240-845-0MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCCZDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS10S
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-845-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCCZDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS10S
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-845-2MDIP HORIZON LLC515JWSNG236Z13NOCLLIKNOWN09/15/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-845-3MDIP HORIZON LLC515JWSNG236Z13NOCLLIKNOWN09/15/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-845-4MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN07/26/2017Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-845-5MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCCZDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS10S
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-845-6MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN06/07/2018Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-845-7MDPEERLESS NETWORK OF MARYLAND, LLC568GWSNG236Z13NOCLLIKNOWN07/17/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-845-8MDTELNYX LLC073HWSNG236Z13NOCLLIKNOWN04/17/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-965MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716WSNG236Z13WASHDCSWXCY00/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-965
240-965-0MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716WSNG236Z13WASHDCSWXCYN/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-965-1MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716WSNG236Z13WASHDCSWXCYN/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-965-2MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716WSNG236Z13WASHDCSWXCYN/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-965-3MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716WSNG236Z13WASHDCSWXCYN/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-965-4MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716WSNG236Z13WASHDCSWXCYN/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-965-5MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY05/27/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-965-6MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY11/15/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-965-7MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY11/15/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-965-8MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716WSNG236Z13WASHDCSWXCYN/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-965-9MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716WSNG236Z13WASHDCSWXCYN/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-206MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-207MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630WSNG236Z13SLSPMDSSX6X00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-220MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-220
301-220-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-220-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-220-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-220-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-220-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-220-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-220-6MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN01/19/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-220-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-220-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-220-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-286MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-289MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS300/00/0000Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-289
301-289-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-289-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS3N/APrefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-289-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-289-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-289-6MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-289-7MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS308/17/2011Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-289-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-289-9MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS3N/APrefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-303MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630WSNG236Z13SLSPMDSSX6X00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-308MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630WSNG236Z13SLSPMDSSX6X00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-313MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-313
301-313-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-313-1MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-313-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-313-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-313-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-313-5MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13CLPKMDBWDS001/19/2021Prefix Type: CLEC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-313-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-313-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-313-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-313-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-344MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-345MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-369MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-389MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591WSNG236Z13LARLMDCC5MD00/00/0000Prefix Type: CLEC
Switch Name: LAUREL
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-389
301-389-0MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591WSNG236Z13LARLMDCC5MDN/APrefix Type: CLEC
Switch Name: LAUREL
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-389-1MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591WSNG236Z13LARLMDCC5MDN/APrefix Type: CLEC
Switch Name: LAUREL
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-389-2MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN07/25/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-389-3MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697WSNG236Z13NOCLLIKNOWN05/24/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-389-4MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591WSNG236Z13LARLMDCC5MDN/APrefix Type: CLEC
Switch Name: LAUREL
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-389-5MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN03/10/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-389-6MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN03/10/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-389-7MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591WSNG236Z13LARLMDCC5MDN/APrefix Type: CLEC
Switch Name: LAUREL
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-389-8MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591WSNG236Z13LARLMDCC5MDN/APrefix Type: CLEC
Switch Name: LAUREL
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-389-9MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591WSNG236Z13LARLMDCC5MDN/APrefix Type: CLEC
Switch Name: LAUREL
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-397MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-397
301-397-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-397-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-397-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-397-3MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-397-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-397-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-397-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-397-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-397-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-397-9MDTERRA NOVA TELECOM INC.145JWSNG236Z13NOCLLIKNOWN07/07/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-419MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-425MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-426MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-426
301-426-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-426-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-426-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-426-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-426-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-426-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-426-6MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13NOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-426-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-426-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-426-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-441MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-446MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-446
301-446-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-446-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-446-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-446-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-446-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-446-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-446-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-446-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-446-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-446-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-474MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-477MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY00/00/0000Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-477
301-477-1MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDYN/APrefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-477-2MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDYN/APrefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-477-3MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDYN/APrefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-477-4MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY12/30/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-477-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-477-6MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-477-7MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY08/18/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-477-8MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN12/15/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-477-9MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN12/15/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS300/00/0000Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-479
301-479-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS3N/APrefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS3N/APrefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-5MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN05/19/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-6MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN05/19/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-8MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN05/19/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-9MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN05/19/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-486MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-486
301-486-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-486-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-486-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-486-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-486-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-486-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-486-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-486-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-486-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-486-9MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-488MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-489MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-489
301-489-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-489-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-489-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-489-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-489-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-489-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-489-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-489-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-489-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-489-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-506MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630WSNG236Z13SLSPMDSSX6X00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-507MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-507
301-507-0MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN01/29/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-507-1MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN01/29/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-507-2MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN01/29/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-507-3MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN01/29/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-507-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-507-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-510MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630WSNG236Z13SLSPMDSSX6X00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-513MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-513
301-513-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-513-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-513-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-513-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-513-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-513-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-513-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-552MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LNHMMDLNDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-558MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630WSNG236Z13SLSPMDSSX6X00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-566MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-595MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-614MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-615MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: CLEC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-623MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529WSNG236Z13WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-623
301-623-0MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529WSNG236Z13WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-623-1MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529WSNG236Z13WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-623-2MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529WSNG236Z13WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-623-3MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529WSNG236Z13WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-623-4MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529WSNG236Z13WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-623-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-623-6MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-623-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-623-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN03/28/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-623-9MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN03/28/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-647MDAMERICAN MESSAGING SERVICES, LLC9748WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: WIRELESS
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-688MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDDYDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-701MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13HYVLMDRIDS000/00/0000Prefix Type: CLEC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-701
301-701-0MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN03/15/2018Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-701-2MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN11/04/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-701-3MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN11/04/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-701-4MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN11/04/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-701-5MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN11/04/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-701-6MDVONAGE AMERICA LLC197DWSNG236Z13NOCLLIKNOWN05/08/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-716MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-796MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS006/30/2003Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-823MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529WSNG236Z13WASHDCDTDS100/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-823
301-823-2MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529WSNG236Z13WASHDCDTDS109/11/2008Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-823-3MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697WSNG236Z13NOCLLIKNOWN11/09/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-823-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-823-5MDVONAGE AMERICA LLC197DWSNG236Z13NOCLLIKNOWN05/08/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-823-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-823-8MDVDL, INC. DBA GLOBAL TELECOM BROKERS - MD4492WSNG236Z13NOCLLIKNOWN02/24/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-823-9MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG236Z13NOCLLIKNOWN10/11/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-837MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-837
301-837-0MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-837-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-837-2MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-837-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-837-4MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS010/19/2018Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-837-5MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-837-6MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS010/19/2018Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-837-7MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS010/19/2018Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-837-8MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS003/05/2015Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-837-9MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-886MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-886
301-886-0MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN02/26/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-886-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13LARLMDLRDS003/28/2019Prefix Type: CLEC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-886-3MDBALTIMORE-WASHINGTON TELEPHONE (BWT)8697WSNG236Z13NOCLLIKNOWN04/12/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-886-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN03/28/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-886-6MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN03/28/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-886-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN03/28/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-886-8MDATX TELECOMMUNICATIONS SERVICES, LTD.1958WSNG236Z13NOCLLIKNOWN03/12/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-901MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-901
301-901-0MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN09/15/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-901-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-901-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-901-3MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN09/15/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-901-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-901-5MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN09/15/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-901-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-901-7MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN09/15/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-901-8MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN09/15/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-901-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-902MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-902
301-902-0MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN11/04/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-902-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-902-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-902-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-902-4MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13WASHDCINDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-902-5MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG236Z13NOCLLIKNOWN10/11/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-902-6MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG236Z13NOCLLIKNOWN10/11/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-902-7MDCOMCAST IP PHONE, LLC318JWSNG236Z13ARTNVAARXDY06/10/2019Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-902-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-902-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-923MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG236Z13HYVLMDRIDS000/00/0000Prefix Type: CLEC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-923
301-923-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-923-3MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-923-4MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN09/17/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-923-5MDMETROPCS, INC. (T-Mobile US, Inc)5562WSNG236Z13NOCLLIKNOWN09/11/2020Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-923-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-923-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-923-9MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN09/17/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-931MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-931
301-931-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-931-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-931-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-931-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-931-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-931-5MDBROADVIEW NETWORKS, INC. - DC (Windstream Holdings)5977WSNG236Z13NOCLLIKNOWN05/12/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-931-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-931-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-931-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-931-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-935MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13HYVLMDRIDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-935
301-935-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-935-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-935-3MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-935-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-935-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-935-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-935-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-935-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-935-9MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-937MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-939MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-939
301-939-0MDPEERLESS NETWORK OF MARYLAND, LLC568GWSNG236Z13NOCLLIKNOWN03/23/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-939-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-939-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-939-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-939-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-939-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-939-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-939-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-939-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13LARLMDLRDS010/11/2018Prefix Type: CLEC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-939-9MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-953MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-953
301-953-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-953-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-953-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-953-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-953-4MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG236Z13NOCLLIKNOWN10/11/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-953-5MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG236Z13NOCLLIKNOWN10/11/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-953-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-953-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-953-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-982MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-993MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
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