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
443-224MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-224
443-224-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036BALTIMORECLMAMDORGT003/10/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-1MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-2MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910BALTIMORENOCLLIKNOWN06/21/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036BALTIMORECLMAMDORGT003/10/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-4MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z05/30/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-5MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z05/30/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-6MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z05/30/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-7MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664BALTIMOREBLTMMDCH40Z05/30/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-8MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY11/04/2004Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-9MDGLOBAL CROSSING LOCAL SERVICES (CenturyLink, Inc)6050BALTIMORENOCLLIKNOWN07/18/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Member of The Internet Defense League