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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
240-258MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529RIDGEWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-258
240-258-0MDCORE COMMUNICATIONS, INC.- MD2593RIDGENOCLLIKNOWN02/26/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-258-1MDUS LEC OF MARYLAND, INC.2589RIDGETYCRVA03DS001/15/2004Prefix Type: CLEC
Switch Name: MCLEAN
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-258-2MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119RIDGENOCLLIKNOWN02/08/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-258-3MDBANDWIDTH.COM CLEC, LLC - MD071FRIDGENOCLLIKNOWN12/28/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-258-4MDCENTURYLINK COMMUNICATIONS, LLC (CenturyLink, Inc)508JRIDGEWASIDCRG7MD05/14/2014Prefix Type: IPES
Switch Name: WSHNGTNZN1
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-258-5MDIDT AMERICA, CORP. - MD228CRIDGENOCLLIKNOWN08/30/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-258-6MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119RIDGENOCLLIKNOWN02/01/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-258-7MDBANDWIDTH.COM CLEC, LLC - MD071FRIDGENOCLLIKNOWN08/28/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-258-8MDBANDWIDTH.COM CLEC, LLC - MD071FRIDGENOCLLIKNOWN11/17/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-258-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529RIDGEWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
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