J5T 4B1 is Canadian Postal Code located in Lavaltrie Quebec.
| Postal Code | J5T 4B1 |
| Forward Sortation Area | J5T |
| Name | Lavaltrie |
| Province | Quebec |
| Administrative Division | Joliette Regional County Municipality |
| Timezone | Eastern Daylight Time (EDT) |
| Area Code(s) | 450 / 579 |