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.
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Switch: SCRMCA0108Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
279-675 A Roseville: Main DA CA 516J TON80 COMMUNICATIONS, LLC 726      
279-782 A Fair Oaks (Sacramento) CA 516J TON80 COMMUNICATIONS, LLC 726      
279-786 A Sacramento: Main DA CA 516J TON80 COMMUNICATIONS, LLC 726      
530-967 A Placerville: South DA CA 516J TON80 COMMUNICATIONS, LLC 726      
530-969 A North Tahoe: Brockway DA CA 516J TON80 COMMUNICATIONS, LLC 726      
530-970 A Soda Springs CA 516J TON80 COMMUNICATIONS, LLC 726      
530-989 A North Yuba CA 516J TON80 COMMUNICATIONS, LLC 726      

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

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