Active Prefixes in Area Code 450
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 450-918-#### | Mascouche | Landline | Videotron General Pa... |
| 450-919-#### | Bromont | Landline | Videotron General Pa... |
| 450-920-#### | Waterloo | Landline | Videotron General Pa... |
| 450-921-#### | Salaberry-de-Valleyfield | Wireless | Rogers Communication... |
| 450-922-#### | Sainte-Julie-de-Vercheres | Landline | Bell Canada... |
| 450-923-#### | Saint-Lambert | Landline | Bell Canada... |
| 450-924-#### | Saint-Hyacinthe | Landline | Iristel Inc.... |
| 450-925-#### | Varennes | Landline | Telus Quebec... |
| 450-926-#### | Saint-Lambert | Landline | Bell Canada... |
| 450-927-#### | Wireless | Fido Solutions Inc.... | |
| 450-928-#### | Longueuil | Landline | Bell Canada... |
| 450-929-#### | Varennes | Landline | Bell Canada... |
| 450-930-#### | Saint-Blaise-sur-Richelieu | Landline | Videotron General Pa... |
| 450-931-#### | Cowansville | Wireless | Rogers Communication... |
| 450-932-#### | Landline | Videotron General Pa... | |
| 450-933-#### | Pont-Viau | Landline | Videotron General Pa... |
| 450-934-#### | Chomedey | Landline | Videotron General Pa... |
| 450-935-#### | Landline | Videotron General Pa... | |
| 450-936-#### | Saint-Vincent-de-Paul | Landline | Videotron General Pa... |
| 450-937-#### | Sainte-Rose | Landline | Videotron General Pa... |
| 450-938-#### | Landline | Videotron General Pa... | |
| 450-939-#### | Sainte-Therese | Landline | Videotron General Pa... |
| 450-940-#### | Sainte-Anne-des-Plaines | Landline | Videotron General Pa... |
| 450-941-#### | Sainte-Anne-des-Plaines | Landline | Videotron General Pa... |
| 450-943-#### | Sorel | Wireless | Rogers Communication... |
| 450-944-#### | Joliette | Wireless | Rogers Communication... |
| 450-945-#### | Saint-Blaise-sur-Richelieu | Landline | Videotron General Pa... |
| 450-946-#### | Farnham | Landline | Videotron General Pa... |
| 450-947-#### | Saint-Cesaire | Landline | Videotron General Pa... |
| 450-948-#### | Landline | Videotron General Pa... |
Area Code 450 Introduction
| Area Code: | 450 |
| Country: | Canada |
| State/Province: | Quebec |
| Major City: | Terrebone |
| Time Zone: | Eastern |
| About 450 : | |
| 450 is the area code for off-island suburbs of Montreal, in the Canadian province of Quebec. It is also shared by small communities in an adjacent part of Ontario. In 2010, area code 450 is slated to be overlain by area code 579. |
|
| Major cities or places | |
| 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. | |