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: SCRMCA11RS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
916-277 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-277 1 Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-277 2 Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-277 6 Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-277 7 Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-278 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-494 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-494 0 Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-494 5 Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-494 6 Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-494 7 Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-737 A Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-737 0 Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-737 1 Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-737 3 Sacramento: Main DA CA 9740 PACIFIC BELL 726      
916-737 7 Sacramento: Main DA CA 9740 PACIFIC BELL 726      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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