| L1B 1H1 information | |
|---|---|
| Streets | 8 |
| Province | Ontario |
| Postal District | L |
| Forward sortation areas(FSA) | L1B |
| Local delivery units(LDU) | 1H1 |
| Name | Place | County | Postal Code |
|---|---|---|---|
| Baldwin Street | Newcastle | Durham | L1B 1H1 |
| Baldwin Street | Newcastle | Durham | L1B 1H1 |
| Baldwin Street | Newcastle | Durham | L1B 1H1 |
| Caroline Street West | Newcastle | Durham | L1B 1H1 |
| Emily Street West | Newcastle | Durham | L1B 1H1 |
| Emily Street West | Newcastle | Durham | L1B 1H1 |
| King Avenue West | Newcastle | Durham | L1B 1H1 |
| King Avenue West | Newcastle | Durham | L1B 1H1 |