Area Code 450
(418 and 581 and 367) - (450 and 579)
(514 and 438) - (819 and 873)
Area Code 450 History:
Area code 450 was officially put into service. Area code 450 was created from a split of area code 514. On 08/21/2010 area code 579 was officially put into service as an area code overlay of area code 450. Mandatory ten-digit dialing is required in area code 450.
Area code 354 will be put into service as a distributed overlay of area codes 450/579 in the geographic area surrounding Montreal, Quebec. The original planned implementation date 10/24/2020 has been postponed until such time as area code 354 is needed.
Major cities or places in Quebec within area code 450 include:
Area codes 450 and 579 serve the many suburbs of Montreal including the communities of Boucherville, Chambly, Joliette, Laval, Longueuil, Varennes, Roussillon, and Saint-Hyacinthe. Montreal is served by 514 and 438.