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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
256-305ALPOWERTEL BIRMINGHAM LICENSES, INC. (T-Mobile)7475ATTALLAGDSDAL04CM101/29/2001Prefix Type: PCS
Switch Name: GASDEN
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
Thousands block for 256-305
256-305-0ALCHARTER FIBERLINK - ALABAMA, LLC - AL (Charter)349DATTALLANOCLLIKNOWN09/21/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
256-305-1ALONVOY, LLC - AL (Inteliquent)604EATTALLANOCLLIKNOWN02/03/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
256-305-2ALLEVEL 3 COMMUNICATIONS, LLC - AL (CenturyLink, Inc)5255ATTALLANOCLLIKNOWN10/15/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
256-305-3ALPOWERTEL BIRMINGHAM LICENSES, INC. (T-Mobile)7475ATTALLAGDSDAL04CM1N/APrefix Type: PCS
Switch Name: GASDEN
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
256-305-4ALONVOY, LLC - AL (Inteliquent)604EATTALLANOCLLIKNOWN02/03/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
256-305-5ALCOMCAST IP PHONE, LLC318JATTALLANOCLLIKNOWN08/14/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
256-305-6ALONVOY, LLC - AL (Inteliquent)604EATTALLANOCLLIKNOWN12/12/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
256-305-7ALTELNYX LLC073HATTALLANOCLLIKNOWN08/23/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
256-305-8ALTERRA NOVA TELECOM INC.145JATTALLANOCLLIKNOWN09/07/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
256-305-9ALTERRA NOVA TELECOM INC.145JATTALLANOCLLIKNOWN10/17/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
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