Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 925 [Rate centres in NPA 925] [Dial plan for NPA 925]

NXX: 508

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-508 A East Contra Costa CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-508 0 East Contra Costa CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-02-22   
925-508 1 East Contra Costa CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-02-22   
925-508 2 East Contra Costa CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-02-22   
925-508 3 East Contra Costa CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-06-04   
925-508 4 East Contra Costa CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-02-03   
925-508 5 East Contra Costa CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2025-02-23   
925-508 8 East Contra Costa CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2024-01-01   
925-508 9 East Contra Costa CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2023-07-16   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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