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: DWCKBC01FMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
236-309 A Fort St John BC 154E IRISTEL INC. - ON 888 808618    
236-349 A Fort St John BC 154E IRISTEL INC. - ON 888 808618    
236-358 A Fort St John BC 154E IRISTEL INC. - ON 888 808618    
236-704 A Dawson Creek BC 154E IRISTEL INC. - ON 888 808618    
672-270 A Fort St John BC 154E IRISTEL INC. - ON 888 808618    
672-280 A Dawson Creek BC 154E IRISTEL INC. - ON 888 808618    
672-800 A Fort St John BC 154E IRISTEL INC. - ON 888 808618    
778-715 A Fort St John BC 154E IRISTEL INC. - ON 888 808618    
778-864 A Dawson Creek BC 154E IRISTEL INC. - ON 888 808618    
778-949 A Dawson Creek BC 154E IRISTEL INC. - ON 888 808618    

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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