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
510-837 A Richmond CA OKLDCA03DS5  7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722      
510-837 0 Richmond CA   5562 METRO PCS, INC. 722   2005-08-12   
510-837 1 Richmond CA   5562 METRO PCS, INC. 722   2005-08-12   
510-837 2 Richmond CA   5562 METRO PCS, INC. 722   2005-08-12   
510-837 3 Richmond CA   7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722      
510-837 4 Richmond CA   5562 METRO PCS, INC. 722   2005-08-12   
510-837 5 Richmond CA   5562 METRO PCS, INC. 722   2005-08-12   
510-837 6 Richmond CA   7453 U.S. TELEPACIFIC CORP. - CA 722   2007-12-27   
510-837 7 Richmond CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2008-09-14   
510-837 8 Richmond CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2007-10-20   
510-837 9 Richmond CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2008-09-14   

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

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