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: YCVYCAXG36X

Remotes:

Switch Switch name Switch type
HMVYCAXFRS4  HOMESTEAD VALLEY  GTR 
JSTRCAXFRS2  JOSHUA TREE  GTR 
MRVYCAXFRS5  MORONGO VALLEY  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
760-228 A Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      
760-365 A Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      
760-369 A Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      
760-369 0 Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      
760-369 1 Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      
760-369 2 Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      
760-369 3 Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      
760-369 4 Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      
760-369 5 Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      
760-369 6 Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      
760-369 7 Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      
760-369 9 Yucca Valley CA 2319 FRONTIER CALIFORNIA INC. 973      

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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