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: RDLYCAXF63K

Remotes:

Switch Switch name Switch type
BDGRCAXFRS1  BADGER  GTR 
DNLPCAXFRS3  DUNLAP  GTR 
GGVGCAXFRS2  GRANT GROVE  GTR 
MRMNCAXFRS4  MIRAMONTE  GTR 
SVYFCAXFRS5  SQUAW VALLEY  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
559-305 7 Reedley CA 2319 FRONTIER CALIFORNIA INC. 728   2007-08-20   
559-637 A Reedley CA 2319 FRONTIER CALIFORNIA INC. 728      
559-638 A Reedley CA 2319 FRONTIER CALIFORNIA INC. 728      
559-643 A Reedley CA 2319 FRONTIER CALIFORNIA INC. 728      
559-643 0 Reedley CA 2319 FRONTIER CALIFORNIA INC. 728      
559-643 8 Reedley CA 2319 FRONTIER CALIFORNIA INC. 728      

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

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