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: MTOLILXCDS0

Remotes:

Switch Switch name Switch type
COFNILXCRS0  COFFEEN  GTR 
DNSNILXCRS0  DONNELLSON  GTR 
FLMRILXCRS0  FILLMORE  GTR 
NWDGILXCRS0  NEW DOUGLAS  GTR 
SRNTILXCRS0  SORENTO  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-999 A Mount Olive IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-999 0 Mount Olive IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-999 1 Mount Olive IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-999 2 Mount Olive IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-999 4 Mount Olive IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-999 5 Mount Olive IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-999 6 Mount Olive IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-999 7 Mount Olive IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-999 9 Mount Olive IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      

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

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