H1X 1K4 is Canadian Postal Code located in Rosemont-La Petite-Patrie Quebec.
| Postal Code | H1X 1K4 |
| Forward Sortation Area | H1X |
| Name | Rosemont-La Petite-Patrie |
| Province | Quebec |
| Administrative Division | Montreal |
| City | Montreal |
| Timezone | Eastern Daylight Time (EDT) |
| Area Code(s) | 438 / 514 |