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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-914MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WORTHINGTNBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-914
443-914-0MDXO MARYLAND, LLC (Verizon Communications)4773WORTHINGTNBLTMMDCDDS011/04/2002Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-914-1MDUS LEC OF MARYLAND, INC.2589WORTHINGTNCLMAMDJTDS012/16/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-914-2MDBANDWIDTH.COM CLEC, LLC - MD071FWORTHINGTNNOCLLIKNOWN06/11/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-914-3MDBANDWIDTH.COM CLEC, LLC - MD071FWORTHINGTNNOCLLIKNOWN06/09/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-914-4MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228WORTHINGTNBLTOMDKHDS003/16/2017Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-914-5MDBALTIMORE-WASHINGTON TELEPHONE8697WORTHINGTNNOCLLIKNOWN05/27/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-914-6MDCENTURYLINK COMMUNICATIONS, LL (CenturyLink, Inc)508JWORTHINGTNBLTMMDDN2MD05/23/2014Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-914-7MDPEERLESS NETWORK OF MARYLAND, 568GWORTHINGTNNOCLLIKNOWN04/05/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-914-8MDPEERLESS NETWORK OF MARYLAND, 568GWORTHINGTNNOCLLIKNOWN04/05/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-914-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WORTHINGTNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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