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: GTNUPQ021MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
819-332 A Aylmer QC 8306 VIDEOTRON LTD. 888 805001    
819-557 A Aylmer QC 8306 VIDEOTRON LTD. 888 805001    
873-870 A Aylmer QC 8306 VIDEOTRON LTD. 888 805001    

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

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