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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-424MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325CARDIFFBLTMMDFMDS000/00/0000Prefix 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 443-424
443-424-0MDARMSTRONG TELECOMMUNICATIONS, INC. - MD420CCARDIFFNOCLLIKNOWN08/11/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-424-1MDUS LEC OF MARYLAND, INC.2589CARDIFFCLMAMDJTDS001/13/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-424-2MDBANDWIDTH.COM CLEC, LLC - MD071FCARDIFFNOCLLIKNOWN11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-424-3MDBANDWIDTH.COM CLEC, LLC - MD071FCARDIFFNOCLLIKNOWN07/18/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-424-4MDBANDWIDTH.COM CLEC, LLC - MD071FCARDIFFNOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-424-5MDBANDWIDTH.COM CLEC, LLC - MD071FCARDIFFNOCLLIKNOWN01/31/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-424-6MDONVOY, LLC - MD (Inteliquent)876DCARDIFFNOCLLIKNOWN09/12/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-424-7MDBANDWIDTH.COM CLEC, LLC - MD071FCARDIFFNOCLLIKNOWN05/04/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-424-8MDBANDWIDTH.COM CLEC, LLC - MD071FCARDIFFNOCLLIKNOWN01/26/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-424-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325CARDIFFBLTMMDFMDS0N/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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