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: RCFRILRTDS3

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
779-272 A Rockford IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 360      
779-272 0 Rockford IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 360   2020-07-03   
779-272 9 Rockford IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 360   2020-07-03   

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

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