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: CASYILXCDS0

Remotes:

Switch Switch name Switch type
GNUPILXCRS0  GREENUP  RSC 
KNSSILXCRS0  KANSAS  RSC 
NEOGILXCRS1  NEOGA  RSS 
TOLDILXCRS0  TOLEDO  RSS 
WSFDILXCRS0  WESTFIELD  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-932 A Casey IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-932 2 Casey IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-932 4 Casey IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-932 5 Casey IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-932 6 Casey IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-932 9 Casey IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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