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: FSHRILXCRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-897 A Fisher IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      
217-897 1 Fisher IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      
217-897 6 Fisher IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      
217-897 7 Fisher IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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