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
443-212MDUS LEC OF MARYLAND, INC.2589SPARKSGLNCCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-212
443-212-1MDUS LEC OF MARYLAND, INC.2589SPARKSGLNCCLMAMDJTDS003/04/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-212-2MDTERRA NOVA TELECOM INC.145JSPARKSGLNCNOCLLIKNOWN12/30/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-212-3MDONVOY, LLC - MD (Inteliquent)876DSPARKSGLNCNOCLLIKNOWN02/03/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-212-4MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716SPARKSGLNCBLTMMDCHW2909/17/2004Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-212-5MDCOMCAST IP PHONE, LLC318JSPARKSGLNCNOCLLIKNOWN02/11/2005Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-212-7MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228SPARKSGLNCBLTOMDKHDS005/27/2008Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-212-8MDBANDWIDTH.COM CLEC, LLC - MD071FSPARKSGLNCNOCLLIKNOWN01/26/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-212-9MDONVOY, LLC - MD (Inteliquent)876DSPARKSGLNCNOCLLIKNOWN04/21/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info