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: STESPQ351MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
354-533 A Mirabel-Sainte-Scholastique QC 4727 ISP TELECOM, INC. 888 805005    
450-323 A Saint-Eustache QC 4727 ISP TELECOM, INC. 888 805005    
579-390 A Oka QC 4727 ISP TELECOM, INC. 888 805005    
579-551 A Mirabel-Saint-Augustin QC 4727 ISP TELECOM, INC. 888 805005    

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

Sponsored by: ISP Telecom

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