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: SORLPQ639MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
579-445 A Saint-Aimé QC 818D COOPTEL 888 823907    
579-540 A Sainte-Victoire QC 818D COOPTEL 888 823907    
579-541 A Saint-Ours QC 818D COOPTEL 888 823907    

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

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