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: PLVLCA11DS0

Remotes:

Switch Switch name Switch type
KYBRCA11RS1  KYBURZ  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
530-295 A Placerville: West DA CA 9740 PACIFIC BELL 726      
530-344 A Placerville: West DA CA 9740 PACIFIC BELL 726      
530-621 A Placerville: West DA CA 9740 PACIFIC BELL 726      
530-622 A Placerville: West DA CA 9740 PACIFIC BELL 726      
530-626 A Placerville: West DA CA 9740 PACIFIC BELL 726      
530-642 A Placerville: West DA CA 9740 PACIFIC BELL 726      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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