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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Mont-Louis, QC

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
367-519 A MATNPQ010MD  154E IRISTEL INC. - ON 888 808305    
418-797 A MTLSPQXQRS1  8083 TELUS COMMUNICATIONS (QUEBEC) INC. - QC 888 808305    
581-347 A MATNPQXQ0MD  247F TELECOMMUNICATIONS XITTEL INC. - QC 888 808305    
581-519 A MATNPQ010MD  154E IRISTEL INC. - ON 888 808305    
581-522 A MATNPQXQAMD  984C BELL CANADA - QC 888 808305    

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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