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: LASNPQAD1MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
579-470 A Lanoraie QC 4727 ISP TELECOM, INC. 888 805014    
579-471 A Crabtree QC 4727 ISP TELECOM, INC. 888 805014    
579-472 A Berthierville QC 4727 ISP TELECOM, INC. 888 805014    
579-473 A Rawdon QC 4727 ISP TELECOM, INC. 888 805014    
579-474 A Le Gardeur QC 4727 ISP TELECOM, INC. 888 805014    
579-475 A L'Épiphanie-L'Assomption QC 4727 ISP TELECOM, INC. 888 805014    

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

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