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.
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Switch: SLNSCA01XQY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
831-205 5 Hollister CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2011-03-18   
831-233 5 Monterey CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2006-06-18   
831-233 7 Monterey CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2007-03-13   
831-237 6 Soledad CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2013-07-08   
831-253 A Salinas CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736      
831-253 7 Salinas CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2021-01-18   
831-259 A Monterey CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736      
831-259 7 Monterey CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2022-08-12   
831-259 8 Monterey CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2022-08-12   
831-263 8 King City CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2016-01-07   
831-267 A Big Sur CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736      
831-267 7 Big Sur CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2007-02-02   
831-270 A Salinas CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736      
831-270 4 Salinas CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2022-08-12   
831-270 7 Salinas CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2022-08-12   
831-287 2 Salinas CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2011-09-01   
831-287 3 Salinas CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2013-09-20   
831-290 A Gonzales CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736      
831-324 6 Monterey CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2012-01-12   
831-574 A Carmel CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736      
831-574 4 Carmel CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2013-02-01   
831-627 8 San Ardo CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2016-03-20   
831-705 A Chualar CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736      
831-705 2 Chualar CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2012-02-05   
831-737 A Salinas CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736      
831-737 1 Salinas CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2006-05-19   
831-774 A Gonzales CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736      
831-789 8 Salinas CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736   2008-10-16   

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

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