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: SKTNCA01XMY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
209-232 A Modesto CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-232 2 Modesto CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2009-07-23   
209-253 5 Ripon CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2008-11-15   
209-275 6 Manteca CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2008-11-13   
209-337 7 Stockton CA 7453 U.S. TELEPACIFIC CORP. - CA 738      
209-566 7 Modesto CA 7453 U.S. TELEPACIFIC CORP. - CA 738   2008-11-15   

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

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