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: JCVLILXCDS0

Remotes:

Switch Switch name Switch type
CHAPILXCRS0  CHAPIN  GTR 
CRTNILXCRS0  CARROLLTON  GTR 
GNFDILXCRS0  GREENFIELD  GTR 
LTRBILXCRS0  LITERBERRY  GTR 
VRSLILXCRS0  VERSAILLES  GTR 
WDSNILXGRS0  WOODSON  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-243 A Jacksonville IL 1015 FRONTIER NORTH, INC. - IL 376      
217-245 A Jacksonville IL 1015 FRONTIER NORTH, INC. - IL 376      
217-291 1 Jacksonville IL 1015 FRONTIER NORTH, INC. - IL 376      
217-291 2 Jacksonville IL 1015 FRONTIER NORTH, INC. - IL 376      
217-479 A Jacksonville IL 1015 FRONTIER NORTH, INC. - IL 376      
217-869 0 Jacksonville IL 1015 FRONTIER NORTH, INC. - IL 376      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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