| General Information about Area Code 450 | |
|---|---|
| Country | Canada |
| State / Province / Territory | Quebec |
| Major City | Crabtree |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | Primary City | Phone Type |
|---|---|---|
| 450-370 | Valleyfield | Landline |
| 450-329 | Venise En Quebec | Landline |
| 450-417 | Mascouche | Landline |
| 450-346 | Saint Jean | Landline |
| 450-290 | Saint Constant | Landline |
| 450-277 | Beauharnois | Wireless |
| 450-242 | Knowlton | Landline |
| 450-838 | Saint Anne Des Plaines | Landline |
| 450-778 | Saint Hyacinthe | Landline |
| 450-227 | Saint Sauveur | Landline |
| 450-530 | Saint Jerome | Landline |
| 450-876 | Longueuil | Landline |
| 450-243 | Knowlton | Landline |
| 450-822 | Saint Jerome | Wireless |
| 450-263 | Cowansville | Landline |
| 450-661 | Saint Vincent De Paul | Landline |
| 450-691 | Chateauguay | Landline |
| 450-850 | Saint Alphonse De Rodriguez | Landline |
| 450-269 | Riviere Beaudette | Landline |
| 450-753 | Joliette | Landline |