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: 640

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-640 A El Sobrante-Pinole CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-640 0 El Sobrante-Pinole CA SNFCCA01XGX  516C AT&T CORP. 722      
510-640 1 El Sobrante-Pinole CA   515J IP HORIZON LLC 722      
510-640 2 El Sobrante-Pinole CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-640 3 El Sobrante-Pinole CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-640 4 El Sobrante-Pinole CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-640 5 El Sobrante-Pinole CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-640 6 El Sobrante-Pinole CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-640 7 El Sobrante-Pinole CA SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-640 8 El Sobrante-Pinole CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-640 9 El Sobrante-Pinole CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      

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

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