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
661-579 8 Lancaster CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2008-09-04   
661-593 7 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2016-09-12   
661-621 9 Santa Clarita: Saugus Canyon Country DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2025-09-04   
661-673 8 Santa Clarita: Saugus Canyon Country DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2009-06-11   
661-705 A Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-705 0 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-705 1 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-705 2 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-705 3 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-705 4 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-705 5 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-705 7 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-705 8 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-705 9 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-964 A Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-964 1 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
661-964 2 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2012-03-10   
661-964 3 Santa Clarita: Newhall-Castaic DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-203 A Placentia CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-203 0 Placentia CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-210 A Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-210 0 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-210 3 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-221 A Orange CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-224 A Anaheim CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-224 0 Anaheim CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-224 5 Anaheim CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-230 3 Westminster CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2000-10-30   
714-243 A Cypress CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-243 1 Cypress CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-243 2 Cypress CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-243 3 Cypress CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-243 9 Cypress CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-244 4 Orange CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2008-11-17   
714-252 5 Cypress CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2003-04-11   
714-263 A Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-263 0 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-263 1 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-263 2 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-263 3 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-332 8 Brea CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2013-10-17   
714-352 2 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2007-10-04   
714-352 3 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2007-10-04   
714-352 7 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2007-03-13   
714-352 8 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2007-03-13   
714-361 4 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2007-03-13   
714-361 6 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2007-03-13   
714-361 7 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2007-03-13   
714-361 8 Santa Ana CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2007-03-13   
714-367 A Buena Park CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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