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
510-621 A Richmond CA SNFCCAMKDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-621 0 Richmond CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-621 1 Richmond CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-621 2 Richmond CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-621 3 Richmond CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2008-11-21   
510-621 4 Richmond CA   5562 METRO PCS, INC. 722   2008-05-01   
510-621 5 Richmond CA   649C ONVOY, LLC - CA 722   2009-12-20   
510-621 6 Richmond CA   649C ONVOY, LLC - CA 722   2008-06-22   
510-621 7 Richmond CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2008-11-21   
510-621 8 Richmond CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-10-07   
510-621 9 Richmond CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2011-05-07   

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

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