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: SKTNCA01XWY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
209-205 A Merced CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-205 3 Merced CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-287 5 Modesto CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2015-11-22   
209-288 A Sonora: Main DA CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-288 1 Sonora: Main DA CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-332 2 Ione CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2016-01-31   
209-343 A Modesto CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-370 7 Lodi CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-427 4 Turlock CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2015-07-25   
209-438 A Linden CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-452 4 Lodi CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2015-07-24   
209-636 5 Stockton CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2015-07-25   
209-637 5 Tracy CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2015-10-12   
209-748 3 Herald CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2017-09-15   
209-774 A Stockton CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-820 A Tracy CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-841 3 Oakdale CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2015-03-21   
209-843 2 Galt CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2015-09-03   
209-879 6 Tracy CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-881 5 Knights Ferry CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2015-09-04   
209-894 4 Patterson CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2015-09-04   
209-940 1 Stockton CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-940 4 Stockton CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-940 6 Stockton CA 7453 U.S. TELEPACIFIC CORP. - CA 738      

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

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