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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Château-Richer, QC

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
367-203 A CTRCPQ01AMD  984C BELL CANADA - QC 888 823902    
418-824 A CTRCPQXTRS1  8239 TELEBEC LIMITED 888 823902    
418-972 A CTRCPQAD2MD  8306 VIDEOTRON LTD. 888 823902    
418-978 A CTRCPQAD2MD  8306 VIDEOTRON LTD. 888 823902    
581-412 A CTRCPQXT0MD  8239 TELEBEC LIMITED 888 823902    
581-863 A CTRCPQAD2MD  8306 VIDEOTRON LTD. 888 823902    

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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