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: SCRMCA04DS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
916-267 A Sacramento: Main DA CA 7421 AT&T - LOCAL 726      
916-267 2 Sacramento: Main DA CA 7421 AT&T - LOCAL 726      
916-267 6 Sacramento: Main DA CA 7421 AT&T - LOCAL 726      
916-283 A Sacramento: North DA CA 7421 AT&T - LOCAL 726      
916-283 0 Sacramento: North DA CA 7421 AT&T - LOCAL 726      
916-283 2 Sacramento: North DA CA 7421 AT&T - LOCAL 726      
916-350 A Folsom CA 7421 AT&T - LOCAL 726      
916-350 2 Folsom CA 7421 AT&T - LOCAL 726      
916-350 3 Folsom CA 7421 AT&T - LOCAL 726      
916-350 6 Folsom CA 7421 AT&T - LOCAL 726      
916-350 7 Folsom CA 7421 AT&T - LOCAL 726      
916-350 8 Folsom CA 7421 AT&T - LOCAL 726      
916-350 9 Folsom CA 7421 AT&T - LOCAL 726      
916-644 4 Lincoln CA 7421 AT&T - LOCAL 726   2007-05-01   
916-970 6 Sacramento: Main DA CA 7421 AT&T - LOCAL 726   2014-08-01   

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

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