Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
510-227 6 Oakland: Alameda DA CA 7262 XO CALIFORNIA, INC. 722   2009-07-13   
510-257 5 Fremont-Newark: Oliver DA CA 7262 XO CALIFORNIA, INC. 722   2005-09-15   
510-257 6 Fremont-Newark: Oliver DA CA 7262 XO CALIFORNIA, INC. 722   2005-09-15   
510-259 9 Hayward CA 7262 XO CALIFORNIA, INC. 722   2010-10-25   
510-284 3 Fremont-Newark: Main DA CA 7262 XO CALIFORNIA, INC. 722   2011-01-26   
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   
510-338 6 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2011-04-28   
510-373 6 Oakland: Alameda DA CA 7262 XO CALIFORNIA, INC. 722   2005-06-03   
510-446 8 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2008-05-03   
510-447 2 Richmond CA 7262 XO CALIFORNIA, INC. 722   2012-02-15   
510-473 3 Oakland: Alameda DA CA 7262 XO CALIFORNIA, INC. 722   2007-07-09   
510-474 3 Fremont-Newark: Greenleaf DA CA 7262 XO CALIFORNIA, INC. 722   2010-12-22   
510-474 4 Fremont-Newark: Greenleaf DA CA 7262 XO CALIFORNIA, INC. 722   2010-12-22   
510-496 3 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2012-07-20   
510-496 4 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2012-07-20   
510-509 3 Fremont-Newark: Main DA CA 7262 XO CALIFORNIA, INC. 722   2011-01-26   
510-590 3 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2009-04-19   
510-590 9 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2006-12-15   
510-593 2 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2013-12-30   
510-619 7 Richmond CA 7262 XO CALIFORNIA, INC. 722   2006-09-01   
510-686 5 Oakland: Trinidad DA CA 7262 XO CALIFORNIA, INC. 722   2005-09-15   
510-686 8 Oakland: Trinidad DA CA 7262 XO CALIFORNIA, INC. 722   2005-09-15   
510-689 2 Oakland: Fruitvale DA CA 7262 XO CALIFORNIA, INC. 722   2012-08-13   
510-722 2 Crockett CA 7262 XO CALIFORNIA, INC. 722   2007-04-09   
510-722 4 Crockett CA 7262 XO CALIFORNIA, INC. 722   2006-04-07   
510-780 2 Hayward CA 7262 XO CALIFORNIA, INC. 722   2008-09-22   
510-788 5 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2009-12-14   
510-788 6 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2009-12-14   
510-858 3 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2011-09-29   
510-858 5 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2011-12-05   
510-858 7 Oakland: Main-Piedmont DA CA 7262 XO CALIFORNIA, INC. 722   2011-12-05   
510-894 7 Fremont-Newark: Main DA CA 7262 XO CALIFORNIA, INC. 722   2005-09-15   
510-894 8 Fremont-Newark: Main DA CA 7262 XO CALIFORNIA, INC. 722   2005-09-15   
510-897 6 Fremont-Newark: Oliver DA CA 7262 XO CALIFORNIA, INC. 722   2005-08-26   
510-900 1 Oakland: Berkeley DA CA 7262 XO CALIFORNIA, INC. 722   2012-08-07   
510-900 6 Oakland: Berkeley DA CA 7262 XO CALIFORNIA, INC. 722   2012-08-07   
510-943 3 Fremont-Newark: Main DA CA 7262 XO CALIFORNIA, INC. 722   2005-06-05   
510-948 A Hercules-Rodeo CA 7262 XO CALIFORNIA, INC. 722      
510-948 4 Hercules-Rodeo CA 7262 XO CALIFORNIA, INC. 722   2005-06-13   
510-952 2 Fremont-Newark: Greenleaf DA CA 7262 XO CALIFORNIA, INC. 722   2014-08-01   
510-952 3 Fremont-Newark: Greenleaf DA CA 7262 XO CALIFORNIA, INC. 722   2005-06-13   
510-952 4 Fremont-Newark: Greenleaf DA CA 7262 XO CALIFORNIA, INC. 722   2005-06-13   
510-952 5 Fremont-Newark: Greenleaf DA CA 7262 XO CALIFORNIA, INC. 722   2005-06-13   
510-952 8 Fremont-Newark: Greenleaf DA CA 7262 XO CALIFORNIA, INC. 722   2006-09-01   
628-444 5 San Francisco: Central DA CA 7262 XO CALIFORNIA, INC. 722   2015-03-24   
628-444 6 San Francisco: Central DA CA 7262 XO CALIFORNIA, INC. 722   2015-03-24   
650-231 2 Millbrae CA 7262 XO CALIFORNIA, INC. 722   2010-10-11   
650-242 7 San Mateo CA 7262 XO CALIFORNIA, INC. 722   2012-08-22   
650-249 5 Redwood City CA 7262 XO CALIFORNIA, INC. 722   2005-09-16   

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Last updated: Wed, 12 Jan 2022 16:20:07 UTC

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