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: CHLCILXDDS0

Remotes:

Switch Switch name Switch type
HNRYILXDRS2  HENRY  GTR 
MSVLILXDRS0  MOSSVILLE  GTR 
SPLDILXDRS0  SPARLAND  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
309-274 A Chillicothe IL 1015 FRONTIER NORTH, INC. - IL 368      
309-274 1 Chillicothe IL 1015 FRONTIER NORTH, INC. - IL 368      
309-274 2 Chillicothe IL 1015 FRONTIER NORTH, INC. - IL 368      
309-274 3 Chillicothe IL 1015 FRONTIER NORTH, INC. - IL 368      
309-274 4 Chillicothe IL 1015 FRONTIER NORTH, INC. - IL 368      
309-274 5 Chillicothe IL 1015 FRONTIER NORTH, INC. - IL 368      
309-274 6 Chillicothe IL 1015 FRONTIER NORTH, INC. - IL 368      
309-274 8 Chillicothe IL 1015 FRONTIER NORTH, INC. - IL 368      
309-274 9 Chillicothe IL 1015 FRONTIER NORTH, INC. - IL 368      

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

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