Geographic Regions and Area Codes

Area code 450 serves a diverse range of urban and rural communities surrounding Montreal, Quebec. This area code covers bustling suburbs like Brossard and Longueuil, as well as historic towns such as Hudson and Oka. Some of the major cities and towns that use the 450 area code include:

  • Montreal
  • Laval
  • Longueuil
  • Brossard
  • Terrebonne
  • Boucherville
  • Saint-Jean-sur-Richelieu

In addition to 450, the region is surrounded by several other area codes, including 514, 579, 819, and 873. The 450 area code was created as a split from the 514 area code and is overlaid by the 354 area code.