LATA:
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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
240-319MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/06/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-319
240-319-0MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/09/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-319-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD09/03/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-319-2MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD09/03/2009Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-319-3MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD02/04/2010Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-319-4MDBANDWIDTH.COM CLEC, LLC - MD071FLAUREL238NOCLLIKNOWN03/22/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-319-5MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/03/2010Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-319-6MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/03/2010Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-319-7MDXO MARYLAND, LLC (Verizon Communications)4773LAUREL238BLTMMDCDDS007/26/2010Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-319-8MDBANDWIDTH.COM CLEC, LLC - MD071FLAUREL238NOCLLIKNOWN09/28/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-319-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD09/02/2010Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-324MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EASHTON238BLTMMDSNDS610/08/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-324
240-324-0MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EASHTON238BLTMMDSNDS610/09/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-324-1MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EASHTON238BLTMMDSNDS610/09/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-324-2MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EASHTON238BLTMMDSNDS610/09/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-324-3MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EASHTON238BLTMMDSNDS607/14/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-324-4MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EASHTON238BLTMMDSNDS607/14/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-324-5MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EASHTON238BLTMMDSNDS607/14/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-324-6MDBANDWIDTH.COM CLEC, LLC - MD071FASHTON238NOCLLIKNOWN02/08/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-324-7MDBANDWIDTH.COM CLEC, LLC - MD071FASHTON238NOCLLIKNOWN01/31/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-324-8MDBANDWIDTH.COM CLEC, LLC - MD071FASHTON238NOCLLIKNOWN02/21/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-324-9MDBANDWIDTH.COM CLEC, LLC - MD071FASHTON238NOCLLIKNOWN03/07/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-345MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119ASHTON238BLTMMDSN6MD03/09/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-345
240-345-0MDONVOY, LLC - MD (Inteliquent)876DASHTON238NOCLLIKNOWN01/15/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-345-1MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119ASHTON238BLTMMDSN6MD08/08/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-345-2MDCOMCAST IP PHONE, LLC318JASHTON238NOCLLIKNOWN07/17/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-345-3MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119ASHTON238BLTMMDSN6MD08/01/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-345-4MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228ASHTON238BLTOMDKHDS011/14/2007Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-345-5MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EASHTON238NOCLLIKNOWN07/24/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-345-6MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EASHTON238NOCLLIKNOWN04/01/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-345-7MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EASHTON238NOCLLIKNOWN05/29/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-345-8MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EASHTON238NOCLLIKNOWN05/29/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-345-9MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119ASHTON238BLTMMDSN6MD07/08/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG238Z14BLTMMDCH45Z03/31/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-509
240-509-0MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG238Z14BLTMMDCH45Z05/07/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509-1MDPEERLESS NETWORK OF MARYLAND, 568GWSNG238Z14NOCLLIKNOWN04/09/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509-3MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228WSNG238Z14BLTOMDKHDS009/11/2008Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509-6MDPEERLESS NETWORK OF MARYLAND, 568GWSNG238Z14NOCLLIKNOWN11/29/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509-7MDCENTURYLINK COMMUNICATIONS, LL (CenturyLink, Inc)508JWSNG238Z14BLTMMDDN2MD05/23/2014Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509-8MDPEERLESS NETWORK OF MARYLAND, 568GWSNG238Z14NOCLLIKNOWN04/09/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509-9MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG238Z14BLTMMDCH45Z12/03/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-512MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z13BLTMMD91DS008/08/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-512
240-512-0MDCOMCAST IP PHONE, LLC318JWSNG238Z13NOCLLIKNOWN04/15/2013Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-512-1MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN06/16/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-512-2MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228WSNG238Z13BLTOMDKHDS011/09/2007Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-512-3MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228WSNG238Z13BLTOMDKHDS009/11/2008Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-512-4MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG238Z13NOCLLIKNOWN06/18/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-512-5MDPEERLESS NETWORK OF MARYLAND, 568GWSNG238Z13NOCLLIKNOWN10/30/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-512-6MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN05/02/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-512-7MDCENTURYLINK COMMUNICATIONS, LL (CenturyLink, Inc)508JWSNG238Z13BLTMMDDN2MD05/28/2014Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-512-8MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-512-9MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-517MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/28/2014Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-517
240-517-0MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/28/2014Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-517-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/28/2014Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-517-2MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/28/2014Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-517-3MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/22/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-517-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/22/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-517-5MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/22/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-517-6MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD04/27/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-517-7MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD04/27/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-517-8MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD04/27/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-517-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD02/04/2016Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-540MDWIDE VOICE, LLC - MD530HWSNG238Z13BLTMMDCHX6X10/05/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-540
240-540-0MDTELNYX LLC073HWSNG238Z13NOCLLIKNOWN09/03/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-540-1MDWIDE VOICE, LLC - MD530HWSNG238Z13BLTMMDCHX6X10/07/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-540-2MDTWILIO INTERNATIONAL, INC.506JWSNG238Z13NOCLLIKNOWN11/25/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-540-3MDPEERLESS NETWORK OF MARYLAND, 568GWSNG238Z13NOCLLIKNOWN02/17/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-540-4MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN03/31/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-540-5MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN03/31/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-540-6MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN02/03/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-540-7MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN05/12/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-540-8MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN05/12/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-540-9MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN05/12/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-565MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z12/30/2005Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-565
240-565-0MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119LAUREL238NOCLLIKNOWN08/01/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-565-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/24/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-565-2MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD02/05/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-565-3MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD09/05/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-565-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD05/02/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-565-5MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD03/06/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-565-6MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228LAUREL238BLTOMDKHDS001/17/2007Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-565-7MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z01/04/2006Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-565-8MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z12/19/2006Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-565-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z01/04/2006Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-570MDONVOY, LLC - MD (Inteliquent)876DASHTON238BLTMMDCH42Z02/24/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-570
240-570-0MDHD CARRIER LLC321JASHTON238NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-570-1MDHD CARRIER LLC321JASHTON238NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-570-2MDHD CARRIER LLC321JASHTON238NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-570-3MDHD CARRIER LLC321JASHTON238NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-570-4MDHD CARRIER LLC321JASHTON238NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-570-5MDHD CARRIER LLC321JASHTON238NOCLLIKNOWN04/20/2016Prefix Type: IPES
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-570-6MDWIDE VOICE, LLC - MD530HASHTON238NOCLLIKNOWN04/20/2016Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-570-7MDONVOY, LLC - MD (Inteliquent)876DASHTON238BLTMMDCH42Z02/25/2016Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
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Detailed Switch Info
240-570-8MDONVOY, LLC - MD (Inteliquent)876DASHTON238BLTMMDCH42Z02/25/2016Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
240-570-9MDWIDE VOICE, LLC - MD530HASHTON238NOCLLIKNOWN04/20/2016Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
240-571MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z01/14/2021Prefix Type: WIRELESS
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Detailed Switch Info
Thousands block for 240-571
240-571-0MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z01/15/2021Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
240-571-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z12/02/2021Prefix Type: PCS
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Detailed Switch Info
240-571-2MDONVOY, LLC - MD (Inteliquent)876DLAUREL238NOCLLIKNOWN06/15/2021Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
240-571-3MDONVOY, LLC - MD (Inteliquent)876DLAUREL238NOCLLIKNOWN06/15/2021Prefix Type: CLEC
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Detailed Switch Info
240-571-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z07/20/2021Prefix Type: WIRELESS
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Detailed Switch Info
240-571-5MDONVOY SPECTRUM, LLC (Inteliquent)624HLAUREL238NOCLLIKNOWN04/23/2021Prefix Type: WIRELESS
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Detailed Switch Info
240-571-6MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z12/02/2021Prefix Type: PCS
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Detailed Switch Info
240-571-7MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z07/20/2021Prefix Type: WIRELESS
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Detailed Switch Info
240-571-8MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z05/03/2022Prefix Type: WIRELESS
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Detailed Switch Info
240-571-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z05/03/2022Prefix Type: WIRELESS
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Detailed Switch Info
240-593MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z03/13/2001Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-593
240-593-0MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03ZN/APrefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-593-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03ZN/APrefix Type: PCS
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LATA: Baltimore MD (238)
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Detailed Switch Info
240-593-2MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03ZN/APrefix Type: PCS
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LATA: Baltimore MD (238)
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Detailed Switch Info
240-593-3MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03ZN/APrefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-593-4MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03ZN/APrefix Type: PCS
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Detailed Switch Info
240-593-5MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z06/17/2003Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-593-6MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03ZN/APrefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-593-7MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z06/17/2003Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-593-8MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z03/29/2004Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-593-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03ZN/APrefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-653MDPEERLESS NETWORK OF MARYLAND, 568GLAUREL238BLTQMD01DS000/00/0000Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-653
240-653-0MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD07/09/2019Prefix Type: WIRELESS
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-653-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z09/10/2021Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-653-2MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/09/2022Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
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Detailed Switch Info
240-653-3MDPEERLESS NETWORK OF MARYLAND, 568GLAUREL238BLTQMD01DS002/17/2020Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-653-4MDTWILIO INTERNATIONAL, INC.506JLAUREL238NOCLLIKNOWN11/25/2020Prefix Type: IPES
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-653-5MDPEERLESS NETWORK OF MARYLAND, 568GLAUREL238BLTQMD01DS010/19/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-653-6MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/30/2020Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-653-7MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD12/07/2020Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-653-8MDTELNYX LLC073HLAUREL238NOCLLIKNOWN09/03/2019Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-653-9MDBANDWIDTH.COM CLEC, LLC - MD071FLAUREL238NOCLLIKNOWN11/04/2020Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-708MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119LAUREL238BLTMMDSN6MD06/08/2012Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-708
240-708-0MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z06/26/2013Prefix Type: PCS
Switch Name: BALTIMORE
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-708-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z05/02/2014Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-708-2MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z05/02/2014Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-708-3MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z10/13/2014Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-708-4MDCOMCAST IP PHONE, LLC318JLAUREL238BLTMMDCHXFX09/03/2014Prefix Type: IPES
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-708-5MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z10/13/2014Prefix Type: PCS
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-708-6MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z09/10/2014Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-708-7MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697LAUREL238NOCLLIKNOWN11/09/2012Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-708-8MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119LAUREL238BLTMMDSN6MD11/07/2012Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-708-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z02/26/2014Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-712MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD11/01/2011Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-712
240-712-0MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD11/02/2011Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-712-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD11/16/2011Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-712-2MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD11/16/2011Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-712-3MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD11/16/2011Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-712-4MDBANDWIDTH.COM CLEC, LLC - MD071FLAUREL238NOCLLIKNOWN08/14/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-712-5MDONVOY, LLC - MD (Inteliquent)876DLAUREL238NOCLLIKNOWN09/11/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-712-6MDUS LEC OF MARYLAND, INC.2589LAUREL238CLMAMDJTDS007/11/2013Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-712-7MDCENTURYLINK COMMUNICATIONS, LL (CenturyLink, Inc)508JLAUREL238BLTMMDDN2MD05/14/2014Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-712-8MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/05/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-712-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/05/2012Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-742MDNUSO, LLC478JWSNG238Z14BLTMMDCHXKX11/20/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-742
240-742-1MDNUSO, LLC478JWSNG238Z14BLTMMDCHXKX11/23/2020Prefix Type: IPES
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-742-2MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z14NOCLLIKNOWN02/03/2021Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-742-3MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z14NOCLLIKNOWN06/16/2021Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-742-5MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG238Z14NOCLLIKNOWN02/01/2022Prefix Type: WIRELESS
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-742-6MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG238Z14NOCLLIKNOWN04/24/2021Prefix Type: WIRELESS
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-742-7MDTWILIO INTERNATIONAL, INC.506JWSNG238Z14NOCLLIKNOWN11/25/2020Prefix Type: IPES
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-742-8MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG238Z14NOCLLIKNOWN02/01/2022Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-742-9MDPEERLESS NETWORK OF MARYLAND, 568GWSNG238Z14NOCLLIKNOWN11/03/2021Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-749MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD01/12/2021Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-749
240-749-0MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD01/13/2021Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-749-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD01/13/2021Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-749-2MDONVOY SPECTRUM, LLC (Inteliquent)624HLAUREL238NOCLLIKNOWN02/10/2022Prefix Type: WIRELESS
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-749-3MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/22/2021Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-749-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/09/2022Prefix Type: WIRELESS
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-749-5MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/22/2021Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-749-6MDONVOY SPECTRUM, LLC (Inteliquent)624HLAUREL238NOCLLIKNOWN10/22/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-749-7MDONVOY SPECTRUM, LLC (Inteliquent)624HLAUREL238NOCLLIKNOWN10/22/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-749-8MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/22/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-749-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/09/2022Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-755MDCOMCAST IP PHONE, LLC318JLAUREL238BLTMMDCHXFX01/05/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-755
240-755-0MDCOMCAST IP PHONE, LLC318JLAUREL238BLTMMDCHXFX01/12/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-755-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z07/18/2007Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-755-2MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z10/09/2007Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-755-3MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z12/13/2007Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-755-4MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z03/14/2008Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-755-5MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z03/24/2008Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-755-6MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH03Z05/19/2008Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-755-7MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/19/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-755-8MDBANDWIDTH.COM CLEC, LLC - MD071FLAUREL238NOCLLIKNOWN04/01/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-755-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/19/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-759MDRADIANTIQ LLC566JWSNG238Z15PIVLMDPKX8X03/25/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-759
240-759-0MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG238Z15NOCLLIKNOWN02/09/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Thousands block for 240-881
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240-881-4MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN11/20/2021Prefix Type: CLEC
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Detailed Switch Info
240-881-5MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG238Z13NOCLLIKNOWN02/15/2022Prefix Type: WIRELESS
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Detailed Switch Info
240-881-8MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG238Z13NOCLLIKNOWN12/21/2021Prefix Type: WIRELESS
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Detailed Switch Info
240-904MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/23/2016Prefix Type: WIRELESS
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Thousands block for 240-904
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Detailed Switch Info
240-904-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/24/2016Prefix Type: WIRELESS
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Detailed Switch Info
240-904-2MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/24/2016Prefix Type: WIRELESS
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Detailed Switch Info
240-904-3MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/24/2016Prefix Type: WIRELESS
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Detailed Switch Info
240-904-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/24/2016Prefix Type: WIRELESS
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Detailed Switch Info
240-904-5MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/15/2018Prefix Type: WIRELESS
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Detailed Switch Info
240-904-6MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD01/13/2017Prefix Type: WIRELESS
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Detailed Switch Info
240-904-7MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD01/13/2017Prefix Type: WIRELESS
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Detailed Switch Info
240-904-8MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD05/13/2019Prefix Type: WIRELESS
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Detailed Switch Info
240-904-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/24/2016Prefix Type: WIRELESS
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Detailed Switch Info
240-930MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/29/2022Prefix Type: WIRELESS
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Detailed Switch Info
Thousands block for 240-930
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Detailed Switch Info
240-930-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/29/2022Prefix Type: WIRELESS
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Detailed Switch Info
240-930-2MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/29/2022Prefix Type: WIRELESS
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Detailed Switch Info
240-972MDBALTIMORE-WASHINGTON TELEPHONE8697LAUREL238BLTMMDCH25Z05/26/2015Prefix Type: CLEC
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Detailed Switch Info
Thousands block for 240-972
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Detailed Switch Info
240-972-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/30/2015Prefix Type: WIRELESS
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Detailed Switch Info
240-972-2MDONVOY, LLC - MD (Inteliquent)876DLAUREL238NOCLLIKNOWN03/29/2016Prefix Type: CLEC
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Detailed Switch Info
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Detailed Switch Info
240-972-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/27/2018Prefix Type: WIRELESS
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Detailed Switch Info
240-972-5MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/27/2018Prefix Type: WIRELESS
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
301-205MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14MAYOMDMYRS100/00/0000Prefix Type: RBOC
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Detailed Switch Info
Thousands block for 301-205
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Detailed Switch Info
301-205-1MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
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Detailed Switch Info
301-205-2MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
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Detailed Switch Info
301-205-3MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
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Detailed Switch Info
301-205-4MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
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Detailed Switch Info
301-205-5MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z14NOCLLIKNOWN09/17/2020Prefix Type: CLEC
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Detailed Switch Info
301-205-6MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
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Detailed Switch Info
301-205-7MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
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Detailed Switch Info
301-205-8MDWIDE VOICE, LLC - MD530HWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: CLEC
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Detailed Switch Info
301-205-9MDWIDE VOICE, LLC - MD530HWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: CLEC
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Detailed Switch Info
301-261MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14ANNPMDANDS000/00/0000Prefix Type: RBOC
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Tandem: N/A
Detailed Switch Info
301-307MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z13CLMAMDCBDS000/00/0000Prefix Type: RBOC
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Detailed Switch Info
Thousands block for 301-307
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Detailed Switch Info
301-307-1MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN03/16/2016Prefix Type: CLEC
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
301-307-4MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN10/08/2020Prefix Type: CLEC
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Detailed Switch Info
301-307-5MDPEERLESS NETWORK OF MARYLAND, 568GWSNG238Z13NOCLLIKNOWN11/29/2019Prefix Type: CLEC
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Detailed Switch Info
301-307-6MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG238Z13NOCLLIKNOWN04/24/2021Prefix Type: WIRELESS
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Detailed Switch Info
301-307-7MDBALTIMORE-WASHINGTON TELEPHONE8697WSNG238Z13NOCLLIKNOWN05/27/2015Prefix Type: CLEC
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Detailed Switch Info
301-307-8MDHD CARRIER LLC321JWSNG238Z13NOCLLIKNOWN04/07/2020Prefix Type: IPES
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Detailed Switch Info
301-307-9MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z13NOCLLIKNOWN10/08/2020Prefix Type: CLEC
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Detailed Switch Info
301-310MDVERIZON MARYLAND, INC. (Verizon Communications)9212LAUREL238CLMAMDOBDS000/00/0000Prefix Type: RBOC
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Detailed Switch Info
Thousands block for 301-310
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Detailed Switch Info
301-310-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD10/06/2010Prefix Type: WIRELESS
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Detailed Switch Info
301-310-2MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD05/04/2011Prefix Type: WIRELESS
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Detailed Switch Info
301-310-3MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD05/04/2011Prefix Type: WIRELESS
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Detailed Switch Info
301-310-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD05/24/2011Prefix Type: WIRELESS
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Detailed Switch Info
301-310-5MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/24/2011Prefix Type: WIRELESS
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Detailed Switch Info
301-310-6MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD07/05/2011Prefix Type: WIRELESS
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Detailed Switch Info
301-310-7MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD08/08/2011Prefix Type: WIRELESS
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Detailed Switch Info
301-310-8MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD09/02/2011Prefix Type: WIRELESS
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Detailed Switch Info
301-310-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD09/02/2011Prefix Type: WIRELESS
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Detailed Switch Info
301-327MDCOMCAST IP PHONE, LLC318JWSNG238Z15BLTMMDCHXFX03/09/2006Prefix Type: IPES
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Thousands block for 301-327
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Detailed Switch Info
301-327-1MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG238Z15NOCLLIKNOWN12/03/2009Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
301-327-2MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z15NOCLLIKNOWN06/26/2015Prefix Type: CLEC
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Detailed Switch Info
301-327-3MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228WSNG238Z15BLTOMDKHDS011/14/2007Prefix Type: CLEC
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Detailed Switch Info
301-327-4MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG238Z15NOCLLIKNOWN09/20/2010Prefix Type: CLEC
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Detailed Switch Info
301-327-5MDCOMCAST IP PHONE, LLC318JWSNG238Z15BLTMMDCHXFX02/19/2008Prefix Type: IPES
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Detailed Switch Info
301-327-6MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWSNG238Z15NOCLLIKNOWN09/02/2008Prefix Type: CLEC
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Detailed Switch Info
301-327-7MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWSNG238Z15NOCLLIKNOWN07/24/2007Prefix Type: CLEC
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Detailed Switch Info
301-327-8MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWSNG238Z15NOCLLIKNOWN09/02/2008Prefix Type: CLEC
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Detailed Switch Info
301-327-9MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWSNG238Z15NOCLLIKNOWN02/14/2008Prefix Type: CLEC
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Detailed Switch Info
301-329MDONVOY, LLC - MD (Inteliquent)876DASHTON238BLTMMDCH42Z00/00/0000Prefix Type: CLEC
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Thousands block for 301-329
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Detailed Switch Info
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Detailed Switch Info
301-329-2MDONVOY, LLC - MD (Inteliquent)876DASHTON238BLTMMDCH42Z09/12/2012Prefix Type: CLEC
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Detailed Switch Info
301-329-3MDONVOY, LLC - MD (Inteliquent)876DASHTON238BLTMMDCH42Z03/03/2021Prefix Type: CLEC
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Detailed Switch Info
301-329-4MDONVOY, LLC - MD (Inteliquent)876DASHTON238BLTMMDCH42Z08/07/2014Prefix Type: CLEC
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Detailed Switch Info
301-329-5MDBANDWIDTH.COM CLEC, LLC - MD071FASHTON238NOCLLIKNOWN04/24/2015Prefix Type: CLEC
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Detailed Switch Info
301-329-6MDONVOY, LLC - MD (Inteliquent)876DASHTON238BLTMMDCH42Z09/22/2015Prefix Type: CLEC
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Detailed Switch Info
301-329-7MDCENTURYLINK COMMUNICATIONS, LL (CenturyLink, Inc)508JASHTON238BLTMMDDN2MD05/14/2014Prefix Type: IPES
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Detailed Switch Info
301-329-8MDONVOY, LLC - MD (Inteliquent)876DASHTON238BLTMMDCH42Z12/16/2015Prefix Type: CLEC
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301-329-9MDBALTIMORE-WASHINGTON TELEPHONE8697ASHTON238NOCLLIKNOWN05/12/2015Prefix Type: CLEC
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Detailed Switch Info
301-395MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
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Thousands block for 301-395
301-395-0MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD03/15/2004Prefix Type: WIRELESS
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Detailed Switch Info
301-395-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD08/05/2004Prefix Type: WIRELESS
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Detailed Switch Info
301-395-2MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD08/05/2004Prefix Type: WIRELESS
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Detailed Switch Info
301-395-3MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD08/05/2004Prefix Type: WIRELESS
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Detailed Switch Info
301-395-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD08/05/2004Prefix Type: WIRELESS
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Detailed Switch Info
301-395-5MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD11/17/2004Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
301-395-6MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD11/17/2004Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
301-395-7MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD11/17/2004Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-395-8MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD11/17/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-395-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD01/05/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-494MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z15PRFRMDPFRS100/00/0000Prefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-494
301-494-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z15PRFRMDPFRS1N/APrefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-494-1MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG238Z15NOCLLIKNOWN05/29/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-494-2MDCOMCAST IP PHONE, LLC318JWSNG238Z15BLTMMDCHXFX03/03/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-494-3MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG238Z15NOCLLIKNOWN02/06/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-494-4MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWSNG238Z15NOCLLIKNOWN03/01/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-494-5MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWSNG238Z15NOCLLIKNOWN06/07/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-494-6MDCENTURYLINK COMMUNICATIONS, LL (CenturyLink, Inc)508JWSNG238Z15BLTMMDDN2MD05/23/2014Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-494-7MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWSNG238Z15NOCLLIKNOWN06/07/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-494-8MDPEERLESS NETWORK OF MARYLAND, 568GWSNG238Z15NOCLLIKNOWN04/09/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-494-9MDPEERLESS NETWORK OF MARYLAND, 568GWSNG238Z15NOCLLIKNOWN04/09/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-532MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH40Z02/20/2015Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-532
301-532-0MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD06/27/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-532-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD02/09/2017Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-532-2MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTOMDKHBMD02/09/2017Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-532-3MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH40Z06/16/2016Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-532-4MDLEVEL 3 TELECOM OF MARYLAND, L (CenturyLink, Inc)7591LAUREL238NOCLLIKNOWN03/24/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-532-5MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH40Z01/05/2017Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-532-6MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH40Z11/09/2016Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-532-7MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH40Z10/28/2015Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-532-8MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH40Z10/28/2015Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-532-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855LAUREL238BLTMMDCH40Z02/23/2015Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-596MDVERIZON MARYLAND, INC. (Verizon Communications)9212LAUREL238CLMAMDCBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA 1
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-612MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WSNG238Z14BLTMMDCHCMD10/11/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-612
301-612-0MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-612-1MDWIDE VOICE, LLC - MD530HWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-612-2MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-612-3MDWIDE VOICE, LLC - MD530HWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-612-4MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-612-5MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-612-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WSNG238Z14BLTMMDCHCMD10/12/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-612-7MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-612-8MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-612-9MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-621MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14CLMAMDCBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA 1
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14CLMAMDCBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA 1
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-629
301-629-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14CLMAMDCBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA 1
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-1MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14CLMAMDCBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA 1
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-3MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-6MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-9MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-708MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-708
301-708-0MDPEERLESS NETWORK OF MARYLAND, 568GLAUREL238NOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-708-1MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z10/28/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-708-2MDPEERLESS NETWORK OF MARYLAND, 568GLAUREL238NOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-708-3MDBANDWIDTH.COM CLEC, LLC - MD071FLAUREL238NOCLLIKNOWN08/13/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-708-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z06/24/2014Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-708-5MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z11/16/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-708-6MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z11/16/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-708-7MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z06/24/2014Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-708-8MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z10/19/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-708-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395LAUREL238BLTMMDCH05Z10/19/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-812MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z15NRBHMDNEDS000/00/0000Prefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-812
301-812-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z15NRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-812-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z15NRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-812-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z15NRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-812-3MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z15NOCLLIKNOWN08/19/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-812-4MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z15NOCLLIKNOWN09/13/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-812-5MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697WSNG238Z15NOCLLIKNOWN08/16/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-812-6MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWSNG238Z15NOCLLIKNOWN11/14/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-812-7MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWSNG238Z15NOCLLIKNOWN09/22/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-812-8MDBALTIMORE-WASHINGTON TELEPHONE8697WSNG238Z15NOCLLIKNOWN05/27/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-812-9MDATX TELECOMMUNICATIONS SERVICE1958WSNG238Z15NOCLLIKNOWN01/08/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-854MDVERIZON MARYLAND, INC. (Verizon Communications)9212ASHTON238CLVLMDCEDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-855MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z15NRBHMDNEDS000/00/0000Prefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-858MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14STMRMDSMRS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-878MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-889MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14GLVLMDGLRS100/00/0000Prefix Type: RBOC
Switch Name: WEST RIVER
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-889
301-889-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14GLVLMDGLRS1N/APrefix Type: RBOC
Switch Name: WEST RIVER
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-889-1MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-889-2MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG238Z14NOCLLIKNOWN10/11/2021Prefix Type: WIRELESS
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-889-3MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-889-4MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-889-5MDWIDE VOICE, LLC - MD530HWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-889-6MDWIDE VOICE, LLC - MD530HWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-889-7MDWIDE VOICE, LLC - MD530HWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-889-8MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z14NOCLLIKNOWN03/11/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-889-9MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z14NOCLLIKNOWN03/11/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-912MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14ODTNMDONDS000/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-970MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14PARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-970
301-970-0MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-970-1MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-970-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14PARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-970-3MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z14NOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-970-4MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z14NOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-970-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14PARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-970-6MDONVOY SPECTRUM, LLC (Inteliquent)624HWSNG238Z14NOCLLIKNOWN10/11/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-970-7MDTERRA NOVA TELECOM INC.145JWSNG238Z14NOCLLIKNOWN12/28/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-970-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-970-9MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG238Z14NOCLLIKNOWN10/14/2011Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-973MDBANDWIDTH.COM CLEC, LLC - MD071FWSNG238Z14CLMAMDCBDS000/00/0000Prefix Type: CLEC
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Tandem: N/A
Detailed Switch Info
Thousands block for 301-973
301-973-0MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-973-1MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-973-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-973-3MDPEERLESS NETWORK OF MARYLAND, 568GWSNG238Z14NOCLLIKNOWN10/22/2018Prefix Type: CLEC
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Detailed Switch Info
301-973-4MDHD CARRIER LLC321JWSNG238Z14NOCLLIKNOWN04/08/2020Prefix Type: IPES
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Tandem: N/A
Detailed Switch Info
301-973-5MDONVOY, LLC - MD (Inteliquent)876DWSNG238Z14NOCLLIKNOWN09/17/2020Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-973-6MDPEERLESS NETWORK OF MARYLAND, 568GWSNG238Z14NOCLLIKNOWN03/23/2020Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-973-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-973-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-973-9MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
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Tandem: N/A
Detailed Switch Info
410-201MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-203MDVERIZON MARYLAND, INC. (Verizon Communications)9212ELLICOTTCYELCYMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELLICOTT CITY
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-204MDVERIZON MARYLAND, INC. (Verizon Communications)9212ARBUTUSARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-204
410-204-0MDBARR TELL USA, INC.964HARBUTUSNOCLLIKNOWN11/18/2016Prefix Type: UNKNOWN
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Tandem: N/A
Detailed Switch Info
410-204-1MDBANDWIDTH.COM CLEC, LLC - MD071FARBUTUSNOCLLIKNOWN04/21/2015Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-204-2MDONVOY, LLC - MD (Inteliquent)876DARBUTUSNOCLLIKNOWN02/23/2016Prefix Type: CLEC
Switch Name: N/A
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Tandem: N/A
Detailed Switch Info
410-204-3MDBANDWIDTH.COM CLEC, LLC - MD071FARBUTUSNOCLLIKNOWN09/19/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-204-4MDBANDWIDTH.COM CLEC, LLC - MD071FARBUTUSNOCLLIKNOWN04/21/2015Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-204-5MDONVOY, LLC - MD (Inteliquent)876DARBUTUSNOCLLIKNOWN03/16/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-204-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-204-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-204-8MDCOMCAST IP PHONE, LLC318JARBUTUSNOCLLIKNOWN10/30/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-204-9MDLOCAL ACCESS LLC - MD082HARBUTUSNOCLLIKNOWN12/07/2015Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-205MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036PIKESVILLECLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-205
410-205-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036PIKESVILLECLMAMDORGT007/03/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-205-1MDBANDWIDTH.COM CLEC, LLC - MD071FPIKESVILLENOCLLIKNOWN06/16/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-205-2MDXO MARYLAND, LLC (Verizon Communications)4773PIKESVILLEBLTMMDSNDS508/28/2009Prefix Type: CLEC
Switch Name: BRYNPKLNCM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-205-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036PIKESVILLECLMAMDORGT006/15/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-205-4MDBANDWIDTH.COM CLEC, LLC - MD071FPIKESVILLENOCLLIKNOWN09/24/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-205-5MDBANDWIDTH.COM CLEC, LLC - MD071FPIKESVILLENOCLLIKNOWN01/26/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-205-6MDBANDWIDTH.COM CLEC, LLC - MD071FPIKESVILLENOCLLIKNOWN01/26/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-205-7MDCOMCAST IP PHONE, LLC318JPIKESVILLEBLTMMDCHXFX11/19/2008Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-205-8MDBROADVIEW NETWORKS, INC. - MD (Windstream Holdings)9170PIKESVILLENOCLLIKNOWN02/16/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-205-9MDBANDWIDTH.COM CLEC, LLC - MD071FPIKESVILLENOCLLIKNOWN11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-206MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-207MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-209
410-209-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036BALTIMORECLMAMDORGT003/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036BALTIMORECLMAMDORGT003/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036BALTIMORECLMAMDORGT003/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-210MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395GLENBURNIEBLTOMDKHBMD01/08/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-210
410-210-0MDONVOY SPECTRUM, LLC (Inteliquent)624HGLENBURNIENOCLLIKNOWN03/17/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-210-1MDONVOY SPECTRUM, LLC (Inteliquent)624HGLENBURNIENOCLLIKNOWN03/17/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-210-2MDTWILIO INTERNATIONAL, INC.506JGLENBURNIENOCLLIKNOWN11/30/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-210-3MDONVOY SPECTRUM, LLC (Inteliquent)624HGLENBURNIENOCLLIKNOWN01/27/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-210-4MDPEERLESS NETWORK OF MARYLAND, 568GGLENBURNIENOCLLIKNOWN01/27/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-210-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036GLENBURNIECLMAMDORGT003/26/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-210-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036GLENBURNIECLMAMDORGT004/08/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-210-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036GLENBURNIECLMAMDORGT004/08/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-210-8MDONVOY SPECTRUM, LLC (Inteliquent)624HGLENBURNIENOCLLIKNOWN01/27/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-210-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036GLENBURNIECLMAMDORGT004/08/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-212MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ANNAPOLISBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-214MDCORE COMMUNICATIONS, INC.- MD2593RISING SUNBLTMMD91GT003/11/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-214
410-214-0MDCORE COMMUNICATIONS, INC.- MD2593RISING SUNBLTMMD91GT003/12/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-214-1MDCORE COMMUNICATIONS, INC.- MD2593RISING SUNBLTMMD91GT005/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-214-2MDARMSTRONG TELECOMMUNICATIONS, 420CRISING SUNNOCLLIKNOWN06/13/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-214-3MDCORE COMMUNICATIONS, INC.- MD2593RISING SUNBLTMMD91GT005/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-214-4MDCORE COMMUNICATIONS, INC.- MD2593RISING SUNBLTMMD91GT005/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-214-7MDDISH WIRELESS, LLC490JRISING SUNNOCLLIKNOWN05/03/2022Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-214-8MDCORE COMMUNICATIONS, INC.- MD2593RISING SUNBLTMMD91GT006/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-214-9MDCORE COMMUNICATIONS, INC.- MD2593RISING SUNBLTMMD91GT006/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-215MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-216MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-216
410-216-0MDONVOY, LLC - MD (Inteliquent)876DANNAPOLISNOCLLIKNOWN03/16/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-216-1MDPEERLESS NETWORK OF MARYLAND, 568GANNAPOLISNOCLLIKNOWN05/13/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-216-2MDCOMCAST IP PHONE, LLC318JANNAPOLISBLTMMDCHXFX12/01/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-216-3MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119ANNAPOLISNOCLLIKNOWN03/24/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-216-4MDBANDWIDTH.COM CLEC, LLC - MD071FANNAPOLISNOCLLIKNOWN06/08/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-216-5MDONVOY, LLC - MD (Inteliquent)876DANNAPOLISNOCLLIKNOWN07/15/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-216-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-216-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-216-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-216-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-217MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-218MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-220MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z09/30/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-220
410-220-0MDPEERLESS NETWORK OF MARYLAND, 568GELKRIDGENOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-220-1MDBANDWIDTH.COM CLEC, LLC - MD071FELKRIDGENOCLLIKNOWN11/09/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-220-2MDONVOY, LLC - MD (Inteliquent)876DELKRIDGENOCLLIKNOWN02/06/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-220-3MDCOMCAST IP PHONE, LLC318JELKRIDGENOCLLIKNOWN11/12/2012Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-220-4MDPEERLESS NETWORK OF MARYLAND, 568GELKRIDGENOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-220-5MDBANDWIDTH.COM CLEC, LLC - MD071FELKRIDGENOCLLIKNOWN05/21/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-220-6MDONVOY, LLC - MD (Inteliquent)876DELKRIDGENOCLLIKNOWN07/15/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-220-7MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z10/04/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-220-9MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z10/04/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-222MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNGLBRMDGLDS000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-223MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-224MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-225MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-227MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-229MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLCYVLMDDADS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-230MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-231MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036SOLOMONSCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-231
410-231-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036SOLOMONSCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-231-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036SOLOMONSCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-231-2MDCOMCAST IP PHONE, LLC318JSOLOMONSNOCLLIKNOWN07/17/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-231-3MDBANDWIDTH.COM CLEC, LLC - MD071FSOLOMONSNOCLLIKNOWN11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-231-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036SOLOMONSCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-231-5MDAT&T - LOCAL (AT&T)7421SOLOMONSNOCLLIKNOWN07/10/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-231-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036SOLOMONSCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-231-7MDPEERLESS NETWORK OF MARYLAND, 568GSOLOMONSNOCLLIKNOWN04/05/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-231-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036SOLOMONSCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-231-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036SOLOMONSCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-232MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630BALTIMOREHNVAMDAE3MD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-233MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDEDRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-234MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-235MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-236MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036TOWSONCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-237
410-237-0MDNUSO, LLC551GBALTIMOREBLTMMDCHDMD06/25/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-1MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-4MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-6MDONVOY, LLC - MD (Inteliquent)876DBALTIMORENOCLLIKNOWN05/22/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-7MDONVOY, LLC - MD (Inteliquent)876DBALTIMORENOCLLIKNOWN11/01/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-8MDONVOY, LLC - MD (Inteliquent)876DBALTIMORENOCLLIKNOWN11/01/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-9MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-238MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXESSXMDEXDS000/00/0000Prefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-238
410-238-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-238-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-238-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-238-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-238-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-238-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-238-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-238-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-238-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-238-9MDBALTIMORE-WASHINGTON TELEPHONE8697ESSEXNOCLLIKNOWN05/18/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-239MDVERIZON MARYLAND, INC. (Verizon Communications)9212REISTERSTNHMPSMDHERS100/00/0000Prefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/06/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-240
410-240-0MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-1MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-2MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-3MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-4MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-5MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-6MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-7MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-8MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-9MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-241MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-242MDVERIZON MARYLAND, INC. (Verizon Communications)9212ARBUTUSARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-243MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-244MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-245MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-246
410-246-0MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-1MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-2MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-3MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-4MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119BALTIMORENOCLLIKNOWN07/16/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-5MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-6MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-7MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-8MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-9MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-247MDVERIZON MARYLAND, INC. (Verizon Communications)9212ARBUTUSARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-248MDVERIZON MARYLAND, INC. (Verizon Communications)9212PARKVILLEPRHLMDPHDS000/00/0000Prefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-248
410-248-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-248-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-248-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-248-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-248-4MDMCIMETRO ACCESS TRANSMISSION S7229PARKVILLEPRHLMDPHDS0N/APrefix Type: CLEC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-248-5MDVDL, INC. DBA GLOBAL TELECOM B4492PARKVILLENOCLLIKNOWN10/17/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-248-6MDTERRA NOVA TELECOM INC.145JPARKVILLENOCLLIKNOWN08/27/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-248-7MDCORE COMMUNICATIONS, INC.- MD2593PARKVILLENOCLLIKNOWN03/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-248-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-248-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-249MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-252MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONCYVLMDCKDS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-254MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-255MDVERIZON MARYLAND, INC. (Verizon Communications)9212ARGRGBSNISARMGMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARMIGER-GIBSON ISLAND
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-256MDVERIZON MARYLAND, INC. (Verizon Communications)9212PARKVILLEPRHLMDPHDS000/00/0000Prefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-257MDVERIZON MARYLAND, INC. (Verizon Communications)9212NORTHBEACHNRBHMDNEDS000/00/0000Prefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-258MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-259MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395WESTMINSTRBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-260MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-260
410-260-0MDBANDWIDTH.COM CLEC, LLC - MD071FSEVERNA PKNOCLLIKNOWN06/07/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-260-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-260-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-260-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-260-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-260-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-260-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-260-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-260-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-260-9MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664SEVERNA PKBLTMMDCH40Z09/28/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-261
410-261-0MDCORE COMMUNICATIONS, INC.- MD2593BALTIMOREBLTMMDUVDS010/11/2018Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-4MDONVOY, LLC - MD (Inteliquent)876DBALTIMORENOCLLIKNOWN04/20/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-6MDCORE COMMUNICATIONS, INC.- MD2593BALTIMOREBLTMMDUVDS010/11/2018Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-9MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z08/23/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-262MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-263MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-265MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-266MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-267MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-267
410-267-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-267-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-267-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-267-3MDONVOY, LLC - MD (Inteliquent)876DANNAPOLISNOCLLIKNOWN03/02/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-267-4MDONVOY, LLC - MD (Inteliquent)876DANNAPOLISNOCLLIKNOWN03/02/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-267-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-267-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-267-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-267-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-267-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-268MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-269MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-269
410-269-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-269-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-269-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-269-3MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664SEVERNA PKBLTMMDCH40Z08/09/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-269-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-269-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-269-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-269-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-269-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-269-9MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664SEVERNA PKBLTMMDCH40Z08/09/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-271MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395ANNAPOLISBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-272MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS000/00/0000Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-273MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS000/00/0000Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-273
410-273-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-273-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-273-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-273-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS002/12/2016Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-273-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-273-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-273-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-273-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-273-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-273-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-274MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-276MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-277MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-277
410-277-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-277-1MDLOCAL ACCESS LLC - MD082HWOODLAWNNOCLLIKNOWN02/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-277-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-277-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-277-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-277-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-277-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-277-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-277-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-277-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-278MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS000/00/0000Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-279MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395ANNAPOLISBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-280MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-280
410-280-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-280-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-280-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-280-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-280-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-280-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-280-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-280-7MDONVOY, LLC - MD (Inteliquent)876DANNAPOLISNOCLLIKNOWN02/23/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-280-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-280-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-281MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-282MDVERIZON MARYLAND, INC. (Verizon Communications)9212DUNDALKDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-283MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630TOWSONHNVAMDAE3MD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-284MDVERIZON MARYLAND, INC. (Verizon Communications)9212DUNDALKDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-285MDVERIZON MARYLAND, INC. (Verizon Communications)9212DUNDALKDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-286MDVERIZON MARYLAND, INC. (Verizon Communications)9212NORTHBEACHNRBHMDNEDS000/00/0000Prefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-286
410-286-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-286-1MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119NORTHBEACHNOCLLIKNOWN06/20/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-286-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-286-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-286-4MDTERRA NOVA TELECOM INC.145JNORTHBEACHNOCLLIKNOWN03/11/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-286-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-286-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-286-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-286-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-286-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-287MDVERIZON MARYLAND, INC. (Verizon Communications)9212NORTH EASTNRTEMDNERS000/00/0000Prefix Type: RBOC
Switch Name: NORTH EAST
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-288MDVERIZON MARYLAND, INC. (Verizon Communications)9212DUNDALKDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-290MDVERIZON MARYLAND, INC. (Verizon Communications)9212COLUMBIACLMAMDOBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-291
410-291-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-1MDNUSO, LLC551GBALTIMOREBLTMMDCHDMD05/08/2017Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-2MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119BALTIMOREBLTMMDCH1DD10/17/2017Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-6MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDSA08/03/2017Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-7MDCENTURYLINK COMMUNICATIONS, LL (CenturyLink, Inc)508JBALTIMOREBLTMMDDN2MD07/10/2017Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-8MDNUSO, LLC551GBALTIMOREBLTMMDCHDMD05/08/2017Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-9MDLOCAL ACCESS LLC - MD082HBALTIMOREBLTMMDCH1DD03/27/2019Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-292MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-293MDPAETEC COMMUNICATIONS, INC. - (Windstream Communications)4716ANNAPOLISBLTMMDCHW2900/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-294MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-295MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-296MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-297MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS000/00/0000Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-297
410-297-0MDBANDWIDTH.COM CLEC, LLC - MD071FABERDEENNOCLLIKNOWN04/21/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-297-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855ABERDEENBLTMMDCH40Z01/07/2016Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-297-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-297-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-297-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-297-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-297-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-297-7MDBANDWIDTH.COM CLEC, LLC - MD071FABERDEENNOCLLIKNOWN04/21/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-297-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-297-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-298MDVERIZON MARYLAND, INC. (Verizon Communications)9212WOODLAWNWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-299MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-300MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z07/15/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-300
410-300-0MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z05/01/2006Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-300-1MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z07/20/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-300-2MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z12/05/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-300-3MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z12/05/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-300-4MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z12/05/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-300-5MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z07/20/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-300-6MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z07/20/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-300-7MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z07/20/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-300-8MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z07/15/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-300-9MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ELKRIDGEBLTMMDCH40Z07/15/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/06/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-301
410-301-0MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-1MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-2MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-3MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-4MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-5MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-6MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-7MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-8MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-9MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-302MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-303MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-305MDVERIZON MARYLAND, INC. (Verizon Communications)9212ODENTONODTNMDONDS000/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-305
410-305-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212ODENTONODTNMDONDS0N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-305-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212ODENTONODTNMDONDS0N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-305-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212ODENTONODTNMDONDS0N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-305-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212ODENTONODTNMDONDS0N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-305-4MDCOMCAST IP PHONE, LLC318JODENTONNOCLLIKNOWN07/17/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-305-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212ODENTONODTNMDONDS0N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-305-6MDCORE COMMUNICATIONS, INC.- MD2593ODENTONNOCLLIKNOWN03/04/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-305-7MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119ODENTONNOCLLIKNOWN09/29/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-305-8MDCOMCAST IP PHONE, LLC318JODENTONNOCLLIKNOWN11/20/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-305-9MDBANDWIDTH.COM CLEC, LLC - MD071FODENTONNOCLLIKNOWN12/03/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-306MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS000/00/0000Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-306
410-306-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-306-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-306-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-306-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-306-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-306-5MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855ABERDEENBLTMMDCH40Z04/23/2013Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-306-6MDCOMCAST IP PHONE, LLC318JABERDEENNOCLLIKNOWN02/10/2005Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-306-7MDUS LEC OF MARYLAND, INC.2589ABERDEENCLMAMDJTDS002/12/2005Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-306-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-306-9MDATX TELECOMMUNICATIONS SERVICE1958ABERDEENNOCLLIKNOWN02/03/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-307MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-307
410-307-0MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395TOWSONTWSNMDTWDS009/14/2018Prefix Type: WIRELESS
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-307-1MDVDL, INC. DBA GLOBAL TELECOM B4492TOWSONNOCLLIKNOWN10/17/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-307-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-307-3MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395TOWSONBLTOMDKHBMD11/09/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-307-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395TOWSONBLTOMDKHBMD11/09/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-307-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-307-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-307-7MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395TOWSONTWSNMDTWDS011/09/2018Prefix Type: WIRELESS
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-307-8MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395TOWSONBLTOMDKHBMD09/14/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-307-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395TOWSONTWSNMDTWDS005/17/2018Prefix Type: WIRELESS
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-308MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONCYVLMDCKDS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-309MDVERIZON MARYLAND, INC. (Verizon Communications)9212COLUMBIACLMAMDOBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-312MDVERIZON MARYLAND, INC. (Verizon Communications)9212COLUMBIACLMAMDSRRS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-313MDVERIZON MARYLAND, INC. (Verizon Communications)9212ELLICOTTCYELCYMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELLICOTT CITY
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-314MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228ARBUTUSBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-314
410-314-0MDCOMMIO, LLC939HARBUTUSNOCLLIKNOWN05/18/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-314-1MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228ARBUTUSBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-314-2MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228ARBUTUSBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-314-3MDCORE COMMUNICATIONS, INC.- MD2593ARBUTUSNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-314-4MDTELNYX LLC073HARBUTUSNOCLLIKNOWN03/02/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-314-5MDATX TELECOMMUNICATIONS SERVICE1958ARBUTUSNOCLLIKNOWN02/27/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-314-6MDMETROPCS, INC. (T-Mobile US, Inc)5562ARBUTUSBLTMMDCHFMD07/02/2013Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-314-7MDCORE COMMUNICATIONS, INC.- MD2593ARBUTUSNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-314-8MDMETROPCS, INC. (T-Mobile US, Inc)5562ARBUTUSBLTMMDCHFMD07/02/2013Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-314-9MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228ARBUTUSBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-315
410-315-0MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-1MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-2MDLOCAL ACCESS LLC - MD082HSEVERNA PKNOCLLIKNOWN03/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-3MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKNOCLLIKNOWN04/05/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-4MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKNOCLLIKNOWN04/05/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-316MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS000/00/0000Prefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-316
410-316-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-316-1MDVDL, INC. DBA GLOBAL TELECOM B4492COCKEYSVLNOCLLIKNOWN10/17/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-316-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-316-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-316-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-316-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-316-6MDBANDWIDTH.COM CLEC, LLC - MD071FCOCKEYSVLMANRMDMNRS007/23/2018Prefix Type: CLEC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-316-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-316-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-316-9MDATX TELECOMMUNICATIONS SERVICE1958COCKEYSVLNOCLLIKNOWN01/08/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-317MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228ARGRGBSNISBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-317
410-317-0MDONVOY SPECTRUM, LLC (Inteliquent)624HARGRGBSNISNOCLLIKNOWN12/08/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-317-1MDVDL, INC. DBA GLOBAL TELECOM B4492ARGRGBSNISNOCLLIKNOWN01/21/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-317-2MDCORE COMMUNICATIONS, INC.- MD2593ARGRGBSNISNOCLLIKNOWN03/01/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-317-3MDONVOY SPECTRUM, LLC (Inteliquent)624HARGRGBSNISNOCLLIKNOWN12/08/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-317-4MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228ARGRGBSNISBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-317-5MDCOMCAST IP PHONE, LLC318JARGRGBSNISNOCLLIKNOWN09/10/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-317-6MDBROADVIEW NETWORKS, INC. - MD (Windstream Holdings)9170ARGRGBSNISNOCLLIKNOWN12/23/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-317-7MDCORE COMMUNICATIONS, INC.- MD2593ARGRGBSNISNOCLLIKNOWN04/18/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-317-8MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119ARGRGBSNISNOCLLIKNOWN04/28/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-317-9MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228ARGRGBSNISBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-318
410-318-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY07/30/2004Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-319
410-319-0MDATX TELECOMMUNICATIONS SERVICE1958BALTIMORENOCLLIKNOWN01/23/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-2MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119BALTIMOREBLTMMDHMDS001/09/2019Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-4MDTERRA NOVA TELECOM INC.145JBALTIMOREBLTMMDHMDS008/26/2021Prefix Type: IPES
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-320MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ANNAPOLISBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-320
410-320-0MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ANNAPOLISBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-320-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855ANNAPOLISBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-320-2MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855ANNAPOLISBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-320-3MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855ANNAPOLISBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-320-4MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855ANNAPOLISBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-320-5MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855ANNAPOLISBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-320-6MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855ANNAPOLISBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-320-7MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664ANNAPOLISBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-320-8MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855ANNAPOLISBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-320-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855ANNAPOLISBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-321MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-322MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036BEL AIRCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-323MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-324MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-324
410-324-0MDCORE COMMUNICATIONS, INC.- MD2593TOWSONNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-324-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-324-2MDBANDWIDTH.COM CLEC, LLC - MD071FTOWSONNOCLLIKNOWN04/22/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-324-3MDBANDWIDTH.COM CLEC, LLC - MD071FTOWSONNOCLLIKNOWN04/22/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-324-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-324-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-324-6MDONVOY, LLC - MD (Inteliquent)876DTOWSONNOCLLIKNOWN01/29/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-324-7MDONVOY, LLC - MD (Inteliquent)876DTOWSONNOCLLIKNOWN02/23/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-324-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-324-9MDBALTIMORE-WASHINGTON TELEPHONE8697TOWSONNOCLLIKNOWN06/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-325
410-325-0MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z09/07/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-326MDVERIZON MARYLAND, INC. (Verizon Communications)9212SOLOMONSSLMNMDSLRS100/00/0000Prefix Type: RBOC
Switch Name: SOLOMONS
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-327MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-328MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-329MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS000/00/0000Prefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-329
410-329-0MDMETROPCS, INC. (T-Mobile US, Inc)5562COCKEYSVLNOCLLIKNOWN05/18/2016Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-329-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-329-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-329-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-329-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395COCKEYSVLNOCLLIKNOWN02/11/2019Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-329-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-329-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-329-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-329-8MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395COCKEYSVLPKTNMDPKRS008/03/2018Prefix Type: WIRELESS
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-329-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-331MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630ELKRIDGEHNVAMDAE3MD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-332MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-333MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-335MDVERIZON MARYLAND, INC. (Verizon Communications)9212CHASECHASMDCHDS000/00/0000Prefix Type: RBOC
Switch Name: CHASE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-336MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036BALTIMORECLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-337MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-338
410-338-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-9MDLOCAL ACCESS LLC - MD082HBALTIMORENOCLLIKNOWN03/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-339MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-339
410-339-0MDCORE COMMUNICATIONS, INC.- MD2593TOWSONNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-339-1MDONVOY, LLC - MD (Inteliquent)876DTOWSONNOCLLIKNOWN03/16/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-339-2MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395TOWSONBLTOMDKHBMD12/11/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-339-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-339-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-339-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-339-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-339-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-339-8MDCORE COMMUNICATIONS, INC.- MD2593TOWSONNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-339-9MDCORE COMMUNICATIONS, INC.- MD2593TOWSONNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-340MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036BALTIMORECLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-342MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-343MDVERIZON MARYLAND, INC. (Verizon Communications)9212SPARKSGLNCPKTNMDPKRS000/00/0000Prefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-343
410-343-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212SPARKSGLNCPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-343-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212SPARKSGLNCPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-343-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212SPARKSGLNCPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-343-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212SPARKSGLNCPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-343-4MDONVOY, LLC - MD (Inteliquent)876DSPARKSGLNCNOCLLIKNOWN03/16/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-343-5MDCORE COMMUNICATIONS, INC.- MD2593SPARKSGLNCNOCLLIKNOWN03/04/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-343-6MDCORE COMMUNICATIONS, INC.- MD2593SPARKSGLNCNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-343-7MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119SPARKSGLNCNOCLLIKNOWN02/08/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-343-8MDATX TELECOMMUNICATIONS SERVICE1958SPARKSGLNCNOCLLIKNOWN01/19/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-343-9MDBANDWIDTH.COM CLEC, LLC - MD071FSPARKSGLNCNOCLLIKNOWN11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-344MDVERIZON MARYLAND, INC. (Verizon Communications)9212CHASECHASMDCHDS000/00/0000Prefix Type: RBOC
Switch Name: CHASE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-344
410-344-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212CHASECHASMDCHDS0N/APrefix Type: RBOC
Switch Name: CHASE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-344-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212CHASECHASMDCHDS0N/APrefix Type: RBOC
Switch Name: CHASE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-344-2MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119CHASENOCLLIKNOWN03/03/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-344-3MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CHASEBLTMMDCHXWY05/02/2014Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-344-4MDBALTIMORE-WASHINGTON TELEPHONE8697CHASENOCLLIKNOWN05/12/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-344-5MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119CHASENOCLLIKNOWN05/14/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-344-6MDCOMCAST IP PHONE, LLC318JCHASENOCLLIKNOWN06/25/2012Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-344-7MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119CHASENOCLLIKNOWN12/05/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-344-8MDATX TELECOMMUNICATIONS SERVICE1958CHASENOCLLIKNOWN02/03/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-344-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212CHASECHASMDCHDS0N/APrefix Type: RBOC
Switch Name: CHASE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-345MDVERIZON MARYLAND, INC. (Verizon Communications)9212PIKESVILLEOWMLMDOMDS000/00/0000Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-345
410-345-0MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-345-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-345-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-345-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-345-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-345-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-345-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-345-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWIN