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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-693MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325PERRYVILLEBLTMMDFMDS000/00/0000Prefix 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 443-693
443-693-0MDLEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc)6119PERRYVILLENOCLLIKNOWN11/07/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-693-1MDUS LEC OF MARYLAND, INC.2589PERRYVILLECLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-693-2MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395PERRYVILLEBLTOMDKHBMD08/02/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-693-3MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395PERRYVILLEBLTOMDKHBMD04/06/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-693-4MDCAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD (Windstream Communications)7944PERRYVILLENOCLLIKNOWN04/15/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-693-5MDLEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc)6119PERRYVILLENOCLLIKNOWN02/08/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-693-6MDTWILIO INTERNATIONAL, INC.506JPERRYVILLENOCLLIKNOWN12/01/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-693-7MDBANDWIDTH.COM CLEC, LLC - MD071FPERRYVILLENOCLLIKNOWN11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-693-8MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716PERRYVILLEBLTMMDCHW2903/28/2006Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-693-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325PERRYVILLEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info