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
443-330MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910COCKEYSVLHNVAMDBHAMD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-330
443-330-0MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910COCKEYSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-330-1MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910COCKEYSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-330-2MDBANDWIDTH.COM CLEC, LLC - MD071FCOCKEYSVLNOCLLIKNOWN01/26/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-330-3MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697COCKEYSVLNOCLLIKNOWN02/10/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-330-4MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910COCKEYSVLHNVAMDBHAMD08/11/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-330-5MDCOMCAST IP PHONE, LLC318JCOCKEYSVLNOCLLIKNOWN09/26/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-330-6MDXO MARYLAND, LLC (Verizon Communications)4773COCKEYSVLBLTMMDSNDS504/01/2011Prefix Type: CLEC
Switch Name: BRYNPKLNCM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-330-7MDBANDWIDTH.COM CLEC, LLC - MD071FCOCKEYSVLNOCLLIKNOWN08/13/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-330-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212COCKEYSVLMANRMDMNRS008/25/2006Prefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-330-9MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910COCKEYSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info