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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
410-264MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 410-264
410-264-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-264-1MDPEERLESS NETWORK OF MARYLAND, LLC568GWATERLO236NOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-264-2MDCORE COMMUNICATIONS, INC.- MD2593WATERLO236NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-264-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-264-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-264-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-264-6MDCORE COMMUNICATIONS, INC.- MD2593WATERLO236NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-264-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-264-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-264-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-416MDAMERICAN MESSAGING SERVICES, LLC9748WATERLO236LARLMDLRDS000/00/0000Prefix Type: WIRELESS
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-509MDBALTIMORE-WASHINGTON TELEPHONE (BWT)8697WATERLO236LARLMDEH00T00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-606MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-619MDAMERICAN MESSAGING SERVICES, LLC9748WATERLO236LARLMDLRDS000/00/0000Prefix Type: WIRELESS
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-705MDBANDWIDTH.COM CLEC, LLC - MD071FWATERLO236WASHDCDP8MD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 410-705
410-705-0MDBANDWIDTH.COM CLEC, LLC - MD071FWATERLO236WASHDCDP8MD09/24/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-705-1MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWATERLO236NOCLLIKNOWN04/28/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-705-2MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN09/17/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-705-3MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWATERLO236NOCLLIKNOWN04/28/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-705-4MDBANDWIDTH.COM CLEC, LLC - MD071FWATERLO236WASHDCDP8MD01/14/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-705-5MDBANDWIDTH.COM CLEC, LLC - MD071FWATERLO236WASHDCDP8MD06/09/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-705-6MDBANDWIDTH.COM CLEC, LLC - MD071FWATERLO236WASHDCDP8MD09/24/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-705-7MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN09/17/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-705-8MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWATERLO236NOCLLIKNOWN06/29/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-705-9MDIP HORIZON LLC515JWATERLO236NOCLLIKNOWN02/19/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-722MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-724MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 410-724
410-724-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-724-1MDPEERLESS NETWORK OF MARYLAND, LLC568GWATERLO236NOCLLIKNOWN09/29/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-724-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-724-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-724-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-724-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-724-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-724-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-724-8MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WATERLO236WASHDCINDS009/11/2006Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-724-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-738MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-791MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-792MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-797MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-813MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-815MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-824MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (Lumen Technologies, Inc)7591WATERLO236LARLMDCC5MD00/00/0000Prefix Type: CLEC
Switch Name: LAUREL
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 410-824
410-824-0MDNUSO, LLC478JWATERLO236NOCLLIKNOWN12/21/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-824-1MDBANDWIDTH.COM CLEC, LLC - MD071FWATERLO236NOCLLIKNOWN08/04/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-824-2MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910WATERLO236NOCLLIKNOWN09/14/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-824-3MDCORE COMMUNICATIONS, INC.- MD2593WATERLO236NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-824-4MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWATERLO236NOCLLIKNOWN01/05/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-824-5MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN09/21/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-824-6MDCORE COMMUNICATIONS, INC.- MD2593WATERLO236NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-824-7MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (Lumen Technologies, Inc)7591WATERLO236LARLMDCC5MDN/APrefix Type: CLEC
Switch Name: LAUREL
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-824-8MDCOMCAST IP PHONE, LLC (Comcast)318JWATERLO236NOCLLIKNOWN12/01/2011Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-824-9MDTELNYX LLC073HWATERLO236NOCLLIKNOWN07/14/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-834MDCENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc)508JWATERLO236WASIDCRG7MD00/00/0000Prefix Type: IPES
Switch Name: WSHNGTNZN1
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 410-834
410-834-0MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN09/11/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-834-1MDBANDWIDTH.COM CLEC, LLC - MD071FWATERLO236NOCLLIKNOWN09/14/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-834-2MDPEERLESS NETWORK OF MARYLAND, LLC568GWATERLO236NOCLLIKNOWN07/20/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-834-3MDBANDWIDTH.COM CLEC, LLC - MD071FWATERLO236NOCLLIKNOWN05/21/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-834-4MDPEERLESS NETWORK OF MARYLAND, LLC568GWATERLO236NOCLLIKNOWN11/19/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-834-5MDBANDWIDTH.COM CLEC, LLC - MD071FWATERLO236NOCLLIKNOWN01/22/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-834-6MDCORE COMMUNICATIONS, INC.- MD2593WATERLO236NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-834-7MDCENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc)508JWATERLO236WASIDCRG7MD08/01/2013Prefix Type: IPES
Switch Name: WSHNGTNZN1
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-834-8MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN10/09/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-834-9MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN10/09/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-854MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS000/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-862MDONVOY, LLC - MD (Sinch)876DWATERLO236LARLMDLRDS000/00/0000Prefix Type: CLEC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 410-862
410-862-0MDPEERLESS NETWORK OF MARYLAND, LLC568GWATERLO236NOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-862-1MDPEERLESS NETWORK OF MARYLAND, LLC568GWATERLO236NOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-862-2MDONVOY, LLC - MD (Sinch)876DWATERLO236VINNVACBDS006/17/2015Prefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-862-3MDONVOY, LLC - MD (Sinch)876DWATERLO236VINNVACBDS003/04/2016Prefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-862-4MDONVOY, LLC - MD (Sinch)876DWATERLO236VINNVACBDS003/04/2016Prefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-862-5MDCORE COMMUNICATIONS, INC.- MD2593WATERLO236NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-862-6MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325WATERLO236NOCLLIKNOWN08/15/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-862-7MDCORE COMMUNICATIONS, INC.- MD2593WATERLO236LARLMDLRDS004/12/2019Prefix Type: CLEC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-862-8MDONVOY, LLC - MD (Sinch)876DWATERLO236LARLMDLRDS003/16/2020Prefix Type: CLEC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-862-9MDBROADVIEW NETWORKS, INC. - MD (Windstream Holdings)9170WATERLO236NOCLLIKNOWN09/27/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-880MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-888MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 410-888
410-888-0MDPEERLESS NETWORK OF MARYLAND, LLC568GWATERLO236NOCLLIKNOWN12/10/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-888-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-888-2MDCORE COMMUNICATIONS, INC.- MD2593WATERLO236NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-888-3MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN03/16/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-888-4MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN03/07/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-888-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-888-6MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697WATERLO236NOCLLIKNOWN11/11/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-888-7MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWATERLO236NOCLLIKNOWN03/03/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-888-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-888-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-898MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-930MDREDI-CALL COMMUNICATIONS CO.6810WATERLO236LARLMD90CM000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
410-985MDBALTIMORE-WASHINGTON TELEPHONE (BWT)8697WATERLO236CHCHMDBE1MD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-329MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (Lumen Technologies, Inc)6050WATERLO236WASJDCDCDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 443-329
443-329-0MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (Lumen Technologies, Inc)6050WATERLO236WASJDCDCDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-329-1MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (Lumen Technologies, Inc)6050WATERLO236WASJDCDCDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON DC
Switch Type: NORTEL DMS 500
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-329-2MDLEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc)6119WATERLO236NOCLLIKNOWN01/24/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-329-3MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EWATERLO236NOCLLIKNOWN01/05/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-329-4MDLEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc)6119WATERLO236NOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-329-5MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN05/26/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-329-6MDCORE COMMUNICATIONS, INC.- MD2593WATERLO236NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-329-7MDCORE COMMUNICATIONS, INC.- MD2593WATERLO236NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-329-8MDTELNYX LLC073HWATERLO236NOCLLIKNOWN04/17/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-329-9MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN05/26/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-479MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-634MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ABRDMDABDS011/09/2011Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 443-634
443-634-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDONDS011/14/2011Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-634-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDONDS011/14/2011Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-634-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDONDS011/14/2011Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-634-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDONDS011/14/2011Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-634-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDONDS011/14/2011Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-634-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDONDS011/14/2011Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-634-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDONDS011/14/2011Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-634-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDONDS011/14/2011Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-634-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDONDS011/14/2011Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-634-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDONDS011/14/2011Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-654MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS008/28/2008Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 443-654
443-654-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS008/29/2008Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-654-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS008/29/2008Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-654-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS008/29/2008Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-654-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS008/29/2008Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-654-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS008/29/2008Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-654-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS008/29/2008Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-654-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS008/29/2008Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-654-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS008/29/2008Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-654-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS008/29/2008Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-654-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236ODTNMDAUDS008/29/2008Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-753MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WATERLO236WASHDCINDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 443-753
443-753-0MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WATERLO236WASHDCRKDS3N/APrefix Type: CLEC
Switch Name: SOUTH MARYLAND
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-753-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WATERLO236WASHDCRKDS3N/APrefix Type: CLEC
Switch Name: SOUTH MARYLAND
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-753-2MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WATERLO236WASHDCINDS006/02/2014Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-753-3MDCOMCAST IP PHONE, LLC (Comcast)318JWATERLO236NOCLLIKNOWN01/09/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-753-4MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WATERLO236WASHDCRKDS3N/APrefix Type: CLEC
Switch Name: SOUTH MARYLAND
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-753-5MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WATERLO236WASHDCRKDS3N/APrefix Type: CLEC
Switch Name: SOUTH MARYLAND
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-753-6MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WATERLO236WASHDCRKDS3N/APrefix Type: CLEC
Switch Name: SOUTH MARYLAND
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-753-7MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN04/21/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-753-8MDIP HORIZON LLC515JWATERLO236NOCLLIKNOWN05/03/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-753-9MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WATERLO236WASHDCRKDS3N/APrefix Type: CLEC
Switch Name: SOUTH MARYLAND
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-778MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 443-778
443-778-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-778-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS005/30/2002Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-778-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS001/09/2003Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-778-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-778-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-778-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-778-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-778-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-778-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
443-778-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDLRDS001/09/2003Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-322MDONVOY, LLC - MD (Sinch)876DWATERLO236ARTNVAARXIY05/12/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 667-322
667-322-0MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN05/12/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-322-1MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN02/06/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-322-2MDTON80 COMMUNICATIONS, LLC516JWATERLO236NOCLLIKNOWN03/01/2022Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-322-3MDONVOY SPECTRUM, LLC (Sinch)624HWATERLO236NOCLLIKNOWN05/25/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-322-4MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN08/25/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-322-5MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN09/15/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-322-6MDONVOY SPECTRUM, LLC (Sinch)624HWATERLO236NOCLLIKNOWN01/08/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-322-7MDONVOY SPECTRUM, LLC (Sinch)624HWATERLO236NOCLLIKNOWN01/08/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-322-8MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN06/16/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-322-9MDPEERLESS NETWORK OF MARYLAND, LLC568GWATERLO236NOCLLIKNOWN05/26/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-480MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN03/26/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 667-480
667-480-0MDONVOY, LLC - MD (Sinch)876DWATERLO236NOCLLIKNOWN03/26/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-812MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS008/14/2015Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 667-812
667-812-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS008/18/2015Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-812-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS008/18/2015Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-812-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS008/18/2015Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-812-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS008/18/2015Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-812-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS008/18/2015Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-812-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS008/18/2015Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-812-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS008/18/2015Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-812-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS008/18/2015Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-812-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS008/18/2015Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
667-812-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WATERLO236LARLMDDYDS008/18/2015Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
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