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.
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Switch: RBRTILXCRS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-395 A Roberts IL 1015 FRONTIER NORTH, INC. - IL 370      
217-395 2 Roberts IL 1015 FRONTIER NORTH, INC. - IL 370      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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