The Postal code of Johnston Avenue is K6K 1G9, Johnston Avenue is a street in Cornwall Ontario, Canada. If you want to get more postal codes or address information please browse our website.
| Street Information | |
|---|---|
| Name | Johnston Avenue |
| Local delivery units(LDU) | 1G9 |
| Forward sortation areas(FSA) | K6K |
| Postal Code | K6K 1G9 |
| Place | Cornwall |
| County | Stormont, Dundas and Glengarry |
| Province | Ontario |