| L9Y 3T1 information | |
|---|---|
| Streets | 4 |
| Province | Ontario |
| Postal District | L |
| Forward sortation areas(FSA) | L9Y |
| Local delivery units(LDU) | 3T1 |
| Name | Place | County | Postal Code |
|---|---|---|---|
| Napier Street | Collingwood | Simcoe | L9Y 3T1 |
| Napier Street | Collingwood | Simcoe | L9Y 3T1 |
| Napier Street | Collingwood | Simcoe | L9Y 3T1 |
| West Street | Collingwood | Simcoe | L9Y 3T1 |