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
510-277 A Oakland: Berkeley DA CA OKLDCAOL1MD  8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
510-277 0 Oakland: Berkeley DA CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
510-277 1 Oakland: Berkeley DA CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
510-277 2 Oakland: Berkeley DA CA   6529 T-MOBILE USA, INC. 722   2005-06-02   
510-277 3 Oakland: Berkeley DA CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
510-277 4 Oakland: Berkeley DA CA   649C ONVOY, LLC - CA 722   2013-01-15   
510-277 5 Oakland: Berkeley DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2011-06-21   
510-277 6 Oakland: Berkeley DA CA   6664 SPRINT SPECTRUM L.P. 722   2003-04-26   
510-277 7 Oakland: Berkeley DA CA   6664 SPRINT SPECTRUM L.P. 722   2003-04-26   
510-277 8 Oakland: Berkeley DA CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
510-277 9 Oakland: Berkeley DA CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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