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: 414

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-414 A Concord CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-414 0 Concord CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-05-07   
925-414 1 Concord CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-07-13   
925-414 2 Concord CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-07-13   
925-414 3 Concord CA   649C ONVOY, LLC - CA 722   2019-09-15   
925-414 4 Concord CA   649C ONVOY, LLC - CA 722   2019-09-15   
925-414 5 Concord CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-07-13   
925-414 6 Concord CA   197D VONAGE AMERICA LLC 722   2019-12-06   
925-414 7 Concord CA   829J PAETEC ITEL, LLC 722   2021-04-08   
925-414 8 Concord CA   649C ONVOY, LLC - CA 722   2021-07-30   
925-414 9 Concord CA   649C ONVOY, LLC - CA 722   2021-07-30   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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