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: BRSWCAXHDS0

Remotes:

Switch Switch name Switch type
BRSWCAXJRS6  SOUTH BARSTOW  5ER 
FTIRCAXFRS7  FORT IRWIN  5ER 
LNWDCAXFRS2  LENWOOD  5ER 
NWBRCAXFRS5  NEWBERRY  5ER 
YERMCAXFRS1  YERMO  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
760-255 A Barstow: Barstow DA CA 4420 FRONTIER CALIFORNIA INC. 730      
760-256 A Barstow: Barstow DA CA 4420 FRONTIER CALIFORNIA INC. 730      
760-957 A Barstow: Barstow DA CA 4420 FRONTIER CALIFORNIA INC. 730      
760-957 1 Barstow: Barstow DA CA 4420 FRONTIER CALIFORNIA INC. 730      
760-957 2 Barstow: Barstow DA CA 4420 FRONTIER CALIFORNIA INC. 730      
760-957 3 Barstow: Barstow DA CA 4420 FRONTIER CALIFORNIA INC. 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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