Input an Area Code (required) followed by the Prefix, or Exchange (optional):
-
If you were a paid member, you could be loading this into any version of Excel or Access (or any other software that understands CSV) right now for less than you paid for your breakfast or lunch today. If you are a member please login to access this and other functionality.
npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-918MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325TANEYTOWNBLTMMDFMDS000/00/0000Prefix 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 443-918
443-918-0MDCORE COMMUNICATIONS, INC.- MD2593TANEYTOWNNOCLLIKNOWN03/04/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-918-1MDPAETEC COMMUNICATIONS, INC. - (Windstream Communications)4716TANEYTOWNBLTMMDCHW2904/12/2007Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-918-2MDUS LEC OF MARYLAND, INC.2589TANEYTOWNCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-918-3MDLIGHTWAVE COMMUNICATIONS, LLC 5966TANEYTOWNNOCLLIKNOWN09/08/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-918-4MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228TANEYTOWNBLTOMDKHDS010/08/2009Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-918-5MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119TANEYTOWNNOCLLIKNOWN02/08/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-918-6MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119TANEYTOWNNOCLLIKNOWN01/31/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-918-7MDBANDWIDTH.COM CLEC, LLC - MD071FTANEYTOWNNOCLLIKNOWN01/26/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-918-8MDCOMCAST IP PHONE, LLC318JTANEYTOWNNOCLLIKNOWN01/09/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-918-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325TANEYTOWNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Member of The Internet Defense League