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: SRMDCAXF35K

Remotes:

Switch Switch name Switch type
PSDNCAXFRS0  PASADENA HASTINGS  GTR 
PSDNCAXFRS1  PASADENA  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
626-355 A Sierra Madre CA 2319 FRONTIER CALIFORNIA INC. 730      
626-836 A Sierra Madre CA 2319 FRONTIER CALIFORNIA INC. 730      
626-836 0 Sierra Madre CA 2319 FRONTIER CALIFORNIA INC. 730      
626-836 2 Sierra Madre CA 2319 FRONTIER CALIFORNIA INC. 730      
626-836 3 Sierra Madre CA 2319 FRONTIER CALIFORNIA INC. 730      
626-836 4 Sierra Madre CA 2319 FRONTIER CALIFORNIA INC. 730      
626-836 5 Sierra Madre CA 2319 FRONTIER CALIFORNIA INC. 730      
626-836 6 Sierra Madre CA 2319 FRONTIER CALIFORNIA INC. 730      
626-836 8 Sierra Madre CA 2319 FRONTIER CALIFORNIA INC. 730      
626-836 9 Sierra Madre CA 2319 FRONTIER CALIFORNIA INC. 730      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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