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: RVRBCA11RS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
209-863 A Riverbank CA 9740 PACIFIC BELL 738      
209-863 0 Riverbank CA 9740 PACIFIC BELL 738      
209-863 1 Riverbank CA 9740 PACIFIC BELL 738      
209-863 3 Riverbank CA 9740 PACIFIC BELL 738      
209-863 8 Riverbank CA 9740 PACIFIC BELL 738      
209-863 9 Riverbank CA 9740 PACIFIC BELL 738      
209-869 A Riverbank CA 9740 PACIFIC BELL 738      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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