| L1Z 1Y4 information | |
|---|---|
| Streets | 6 |
| Province | Ontario |
| Postal District | L |
| Forward sortation areas(FSA) | L1Z |
| Local delivery units(LDU) | 1Y4 |
| Name | Place | County | Postal Code |
|---|---|---|---|
| Fenton Street | Ajax | Durham | L1Z 1Y4 |
| Fenton Street | Ajax | Durham | L1Z 1Y4 |
| Fenton Street | Ajax | Durham | L1Z 1Y4 |
| Tansley Crescent | Ajax | Durham | L1Z 1Y4 |
| Tansley Crescent | Ajax | Durham | L1Z 1Y4 |
| Warner Drive | Ajax | Durham | L1Z 1Y4 |