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: STTRILXCRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-658 A Sutter IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
217-658 0 Sutter IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
217-658 1 Sutter IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
217-658 3 Sutter IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
217-658 4 Sutter IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
217-658 8 Sutter IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
217-658 9 Sutter IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      

Last updated: Fri, 10 Sep 2021 12:38:21 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.