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: CHMPILCPDS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-281 A Champaign-Urbana IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 370      
217-559 A Westville IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 370      
217-907 A St Joseph IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 370      
217-912 A Ridge Farm IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 370      
217-996 A Oakwood IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 370      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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