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
510-403 8 Fremont-Newark: Oliver DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-06-24   
510-417 3 El Sobrante-Pinole CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2008-11-25   
510-417 4 El Sobrante-Pinole CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-01-13   
510-423 0 Oakland: Berkeley DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2009-08-10   
510-447 1 Richmond CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-06-17   
510-454 8 Oakland: Trinidad DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-03-10   
510-455 4 Crockett CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-04-10   
510-460 1 Hayward CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-06-13   
510-466 1 Oakland: Main-Piedmont DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-12-28   
510-474 1 Fremont-Newark: Greenleaf DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-09-17   
510-478 9 Richmond CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-01-15   
510-488 2 Oakland: Fruitvale DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-09-18   
510-488 3 Oakland: Fruitvale DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-06-04   
510-488 4 Oakland: Fruitvale DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-06-04   
510-488 6 Oakland: Fruitvale DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-04-09   
510-493 2 Fremont-Newark: Main DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-05-24   
510-493 7 Fremont-Newark: Main DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-05-14   
510-500 4 Oakland: Fruitvale DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-03-05   
510-500 8 Oakland: Fruitvale DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-03-05   
510-500 9 Oakland: Fruitvale DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-07-22   
510-506 7 Oakland: Main-Piedmont DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2015-08-30   
510-509 A Fremont-Newark: Main DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-509 1 Fremont-Newark: Main DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-08-27   
510-545 4 Oakland: Alameda DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-01-07   
510-556 A Fremont-Newark: Main DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-556 2 Fremont-Newark: Main DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-06-26   
510-564 7 Oakland: Trinidad DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2007-11-01   
510-564 9 Oakland: Trinidad DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-12-05   
510-565 7 Fremont-Newark: Main DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-09-02   
510-567 4 Oakland: Trinidad DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-01-13   
510-570 3 Oakland: Berkeley DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2016-12-23   
510-573 5 Fremont-Newark: Oliver DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-03-13   
510-574 7 Fremont-Newark: Main DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2009-12-17   
510-578 4 Fremont-Newark: Main DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-09-01   
510-584 9 Hayward CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-06-12   
510-585 9 Fremont-Newark: Main DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-05-14   
510-587 9 Oakland: Main-Piedmont DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-09-03   
510-592 A Hercules-Rodeo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-592 9 Hercules-Rodeo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-605 4 Hayward CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2018-03-24   
510-606 9 Hayward CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-11-27   
510-619 A Richmond CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-619 3 Richmond CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-619 9 Richmond CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-629 A Oakland: Alameda DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-629 4 Oakland: Alameda DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-09-22   
510-629 5 Oakland: Alameda DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-09-22   
510-629 6 Oakland: Alameda DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-09-22   
510-648 3 Fremont-Newark: Main DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2007-11-19   
510-662 1 El Sobrante-Pinole CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2008-02-27   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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