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: SNDJCA05DS3

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
619-790 A Pine Valley CA 7262 XO CALIFORNIA, INC. 732      
619-802 A National City CA 7262 XO CALIFORNIA, INC. 732      
619-810 A San Diego: San Diego DA CA 7262 XO CALIFORNIA, INC. 732      
619-862 A Chula Vista CA 7262 XO CALIFORNIA, INC. 732      
619-916 A La Mesa CA 7262 XO CALIFORNIA, INC. 732      
760-615 A Pauma Valley CA 7262 XO CALIFORNIA, INC. 732      
760-756 A Holtville CA 7262 XO CALIFORNIA, INC. 732      
760-907 A Warner Springs CA 7262 XO CALIFORNIA, INC. 732      
858-761 A San Diego: Mira Mesa DA CA 7262 XO CALIFORNIA, INC. 732      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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