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
415-935 2 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2008-11-16   
415-937 A Belvedere CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-937 9 Belvedere CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-942 7 Sausalito CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2015-10-12   
415-943 7 Stinson Beach-Bolinas CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2014-11-02   
415-944 6 Sausalito CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-12-27   
415-983 3 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2008-09-04   
415-985 A Novato CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-985 3 Novato CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2014-06-23   
415-992 4 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-996 2 Ignacio CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2015-10-12   
510-221 2 Richmond CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2008-11-16   
510-239 A Oakland: Alameda DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-239 2 Oakland: Alameda DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-240 6 Fremont-Newark: Greenleaf DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2009-11-22   
510-250 6 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-03-25   
510-250 8 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-03-25   
510-260 8 Richmond CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2003-12-01   
510-279 2 Fremont-Newark: Oliver DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-279 5 Fremont-Newark: Oliver DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-295 1 Oakland: Berkeley DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-295 6 Oakland: Berkeley DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-300 A Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-300 0 Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-300 1 Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-300 2 Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-300 3 Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-300 6 Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-300 8 Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-300 9 Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-318 5 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2012-10-20   
510-318 6 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-03-25   
510-318 7 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-03-25   
510-318 8 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2009-12-18   
510-342 A Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-342 7 Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-343 A Oakland: Trinidad DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-343 0 Oakland: Trinidad DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-343 2 Oakland: Trinidad DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-345 6 Oakland: Berkeley DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2016-04-15   
510-372 8 Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-373 5 Oakland: Alameda DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2001-09-03   
510-380 1 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-401 A Fremont-Newark: Greenleaf DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-401 2 Fremont-Newark: Greenleaf DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-401 5 Fremont-Newark: Greenleaf DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2001-07-30   
510-401 6 Fremont-Newark: Greenleaf DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-401 8 Fremont-Newark: Greenleaf DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-403 A Fremont-Newark: Oliver DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-403 2 Fremont-Newark: Oliver DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-403 3 Fremont-Newark: Oliver DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-403 7 Fremont-Newark: Oliver DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-12-27   
510-413 2 Fremont-Newark: Oliver DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2010-04-04   
510-431 5 Fremont-Newark: Greenleaf DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2001-09-03   
510-433 8 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2011-08-28   
510-439 3 Richmond CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2003-02-28   
510-439 4 Richmond CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2001-07-30   
510-441 4 Fremont-Newark: Greenleaf DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-03-15   
510-456 A Fremont-Newark: Main DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-456 1 Fremont-Newark: Main DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-456 2 Fremont-Newark: Main DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-456 3 Fremont-Newark: Main DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-456 4 Fremont-Newark: Main DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-456 7 Fremont-Newark: Main DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-456 9 Fremont-Newark: Main DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-463 A Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-463 2 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-463 5 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-463 6 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-485 5 Oakland: Fruitvale DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2003-02-28   
510-485 7 Oakland: Fruitvale DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2001-07-30   
510-496 A Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-496 2 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-496 5 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-496 7 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-496 8 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-542 2 Oakland: Berkeley DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2009-11-23   
510-544 4 Oakland: Trinidad DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-544 5 Oakland: Trinidad DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-550 8 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2006-09-29   
510-585 A Fremont-Newark: Main DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-585 2 Fremont-Newark: Main DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-588 2 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-588 8 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2011-12-17   
510-601 2 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2015-03-21   
510-607 A Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-607 3 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2018-05-12   
510-607 4 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2018-05-12   
510-662 3 El Sobrante-Pinole CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2001-07-30   
510-662 5 El Sobrante-Pinole CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2003-02-28   
510-674 2 Hayward CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2015-11-19   
510-675 8 Fremont-Newark: Greenleaf DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-03-15   
510-686 2 Oakland: Trinidad DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2001-09-03   
510-698 A Oakland: Fruitvale DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-698 0 Oakland: Fruitvale DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-698 3 Oakland: Fruitvale DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-12-27   
510-698 7 Oakland: Fruitvale DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-707 5 Oakland: Trinidad DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2016-05-31   
510-726 3 Crockett CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2017-03-10   
510-735 3 Oakland: Main-Piedmont DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2015-03-21   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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