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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-323 A Richmond CA FRMTCAEDDS0  7262 XO CALIFORNIA, INC. 722      
510-323 0 Richmond CA   7262 XO CALIFORNIA, INC. 722      
510-323 1 Richmond CA   7262 XO CALIFORNIA, INC. 722      
510-323 2 Richmond CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-01-26   
510-323 3 Richmond CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2005-10-07   
510-323 4 Richmond CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-10-19   
510-323 5 Richmond CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-24   
510-323 6 Richmond CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-24   
510-323 7 Richmond CA   7262 XO CALIFORNIA, INC. 722   2005-06-03   
510-323 8 Richmond CA   7262 XO CALIFORNIA, INC. 722   2005-06-03   
510-323 9 Richmond CA   649C ONVOY, LLC - CA 722   2005-06-03   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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