Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 510 [Rate centres in NPA 510] [Dial plan for NPA 510]

NXX: 544

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-544 A Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-544 0 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-544 1 Oakland: Trinidad DA CA SNFCCAMKX9X  073H TELNYX LLC 722      
510-544 2 Oakland: Trinidad DA CA OKLDCA12DS1  9740 PACIFIC BELL 722      
510-544 3 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-544 4 Oakland: Trinidad DA CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-544 5 Oakland: Trinidad DA CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-544 6 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-544 7 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-544 8 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-544 9 Oakland: Trinidad DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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