K0E 1T1 is Canadian Postal Code located in Johnstown Ontario.
| Postal Code | K0E 1T1 |
| Forward Sortation Area | K0E |
| Name | Johnstown |
| Province | Ontario |
| Administrative Division | Leeds and Grenville United Counties |
| Timezone | Eastern Daylight Time (EDT) |
| Area Code(s) | 343 / 613 |