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 19

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
925-723 A Martinez CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-723 0 Martinez CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-724 A Livermore CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-724 0 Livermore CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-724 2 Livermore CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-725 A Danville CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-726 A Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-726 2 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-727 A Antioch CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 A Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 1 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 2 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 3 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 5 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 6 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 7 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 8 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-791 A Danville CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-791 2 Danville CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-791 4 Danville CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-791 6 Danville CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-809 A East Contra Costa CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-809 3 East Contra Costa CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-809 9 East Contra Costa CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-835 A Sunol CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-835 9 Sunol CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-839 A Martinez CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-839 2 Martinez CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-839 9 Martinez CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-844 A Clayton CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-844 9 Clayton CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-849 A Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-849 1 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-849 3 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-849 8 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-849 9 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-871 2 Lafayette CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-884 2 Bishop Ranch CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-887 1 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-887 2 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-887 3 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-887 5 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-887 7 Concord CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-889 1 Clayton CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-891 6 Walnut Creek CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-892 1 Pleasanton CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-954 A Walnut Creek CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-954 0 Walnut Creek CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-954 2 Walnut Creek CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.