| L1Z 1Z1 information | |
|---|---|
| Streets | 4 |
| Province | Ontario |
| Postal District | L |
| Forward sortation areas(FSA) | L1Z |
| Local delivery units(LDU) | 1Z1 |
| Name | Place | County | Postal Code |
|---|---|---|---|
| Marriner Crescent | Ajax | Durham | L1Z 1Z1 |
| Marriner Crescent | Ajax | Durham | L1Z 1Z1 |
| Marriner Crescent | Ajax | Durham | L1Z 1Z1 |
| Seward Crescent | Ajax | Durham | L1Z 1Z1 |