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: EKGVCAXGDS0

Remotes:

Switch Switch name Switch type
CLBGCAXFRS3  CLARKSBURG  RLC 
CRLDCAXGRS1  COURTLAND  RSS 
EKGVCAXIRS0  ELK GROVE  RSC 
ISTNCAXFRS2  ISLETON  RSS 
MDVWCAXFRS0  MEADOWVIEW  RSS 
WLGVCAXFRS4  WALNUT GROVE  RSS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
916-405 A Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-405 5 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-405 6 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726   2005-07-18   
916-405 7 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-423 A Sacramento: Main DA CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-525 A Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-525 0 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-525 1 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-525 2 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-525 3 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-525 4 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-525 6 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-525 9 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-544 6 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726   2011-05-07   
916-627 7 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726   2006-01-31   
916-667 A Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-667 0 Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726   2008-05-02   
916-681 A Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-682 A Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-688 A Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-689 A Elk Grove CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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