Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: SNJSCAYB0MD

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
415-266 5 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2011-09-22   
415-266 6 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2011-09-22   
415-266 7 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2011-09-22   
415-266 8 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2011-09-22   
415-266 9 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2011-09-22   
415-275 7 Sausalito CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2004-02-02   
415-315 0 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2004-05-24   
415-321 A San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-321 1 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-321 2 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-321 3 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-321 4 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-321 5 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-321 6 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-321 7 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-321 8 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-339 4 Sausalito CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-339 6 Sausalito CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2001-03-30   
415-361 4 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2012-06-07   
415-366 4 Belvedere CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-384 3 Mill Valley CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2000-10-04   
415-384 4 Mill Valley CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2000-10-04   
415-390 4 Point Reyes CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2009-10-01   
415-400 7 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2009-04-25   
415-400 8 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2009-04-25   
415-410 A San Francisco: Montrose-Evergreen DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-410 2 San Francisco: Montrose-Evergreen DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-417 3 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2015-06-25   
415-419 A San Rafael CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-419 3 San Rafael CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-426 3 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2011-12-27   
415-426 6 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2012-03-16   
415-430 A San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-430 1 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-430 2 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-430 3 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-430 4 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-430 6 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-432 2 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2012-01-09   
415-432 4 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2012-04-02   
415-432 5 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2012-03-16   
415-470 5 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2012-05-31   
415-471 2 San Francisco: Central DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2011-12-05   
415-475 4 Ignacio CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2000-10-04   
415-475 5 Ignacio CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2000-10-04   
415-475 6 Ignacio CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2000-10-04   
415-483 8 Ignacio CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-12-27   
415-493 2 Novato CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2000-10-04   
415-493 3 Novato CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2000-10-04   
415-493 4 Novato CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2000-10-04   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.