Local Calling Guide

Area code/prefix search

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NPA: 510 [Rate centres in NPA 510] [Dial plan for NPA 510]

NXX: 674

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-674 A Hayward CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-674 0 Hayward CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-674 1 Hayward CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-674 2 Hayward CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-674 3 Hayward CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-674 4 Hayward CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-674 5 Hayward CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-674 6 Hayward CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-674 7 Hayward CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-674 8 Hayward CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-674 9 Hayward CA SNFCCA01XGX  516C AT&T CORP. 722      

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

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