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: SCRMCA03DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
916-391 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-392 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-393 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-394 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-395 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-399 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-421 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-422 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-424 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-427 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-428 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-429 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      

Last updated: Sat, 29 Jun 2019 02:32:58 UTC

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