What is area code 450 location?

Area code 450 is a telephone area code that covers the central portion of the province of Quebec, Canada. It was created in 1998 as an overlay code on top of area code 514. The area code encompasses cities such as Longueuil, Laval, Saint-Jean-sur-Richelieu, and Salaberry-de-Valleyfield, as well as many smaller communities. It is considered to be a split NPA (Numbering Plan Area) because it shares the same geographical regions as area code 514. The area code 450 is used in conjunction with area code 579 which is an overlay area code.