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: SKTNCA01XXZ

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
209-843 2 Galt CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-846 6 Modesto CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-846 7 Modesto CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-846 8 Modesto CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-857 4 Modesto CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-863 6 Riverbank CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-874 7 Waterford: Main DA CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-879 6 Tracy CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-881 5 Knights Ferry CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-888 6 Stockton CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-894 4 Patterson CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-923 8 Manteca CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-924 1 Ripon CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-940 1 Stockton CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-940 4 Stockton CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-940 5 Stockton CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-940 6 Stockton CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-971 A Modesto CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
209-971 8 Modesto CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      
559-201 5 Chowchilla CA 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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