| N7X 1A7 information | |
|---|---|
| Streets | 7 |
| Province | Ontario |
| Postal District | N |
| Forward sortation areas(FSA) | N7X |
| Local delivery units(LDU) | 1A7 |
| Name | Place | County | Postal Code |
|---|---|---|---|
| Blackwell Road | Sarnia | Lambton | N7X 1A7 |
| Blackwell Road | Sarnia | Lambton | N7X 1A7 |
| Blackwell Road | Sarnia | Lambton | N7X 1A7 |
| Blackwell Road | Sarnia | Lambton | N7X 1A7 |
| Blackwell Siderd | Sarnia | Lambton | N7X 1A7 |
| Wespencer Gate | Sarnia | Lambton | N7X 1A7 |
| Wespencer Gate | Sarnia | Lambton | N7X 1A7 |