The Postal code of John Street is L3T 6G7, John Street is a street in Thornhill Ontario, Canada. If you want to get more postal codes or address information please browse our website.
| Street Information | |
|---|---|
| Name | John Street |
| Local delivery units(LDU) | 6G7 |
| Forward sortation areas(FSA) | L3T |
| Postal Code | L3T 6G7 |
| Place | Thornhill |
| County | York |
| Province | Ontario |