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: JCSNCA01DS1

Remotes:

Switch Switch name Switch type
IONECA11RS0  IONE  5BR 
PLMOCA11RS0  PLYMOUTH  5BR 
STCKCA11RS0  SUTTER CREEK  5BR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
209-223 A Jackson CA 9740 PACIFIC BELL 738      
209-257 A Jackson CA 9740 PACIFIC BELL 738      
209-257 0 Jackson CA 9740 PACIFIC BELL 738      
209-257 1 Jackson CA 9740 PACIFIC BELL 738      
209-257 5 Jackson CA 9740 PACIFIC BELL 738      
209-257 7 Jackson CA 9740 PACIFIC BELL 738      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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