| Subdistrict | Enum. district | # of links |
| Tilbury | 64 | 6 |
| Ridgetown | 43 | 5 |
| Romney | 32 | 4 |
| Halifax | 53 | 2 |
| Townships 31 | 69 | 2 |
| Alvinston | 62 | 2 |
| Petrolia | 55 | 2 |
| Tilbury North | 35 | 1 |
| Townships 33 | 104 | 1 |
| London | 11 | 1 |
| London Township | 9 | 1 |
| Welland | 52 | 1 |
| Romney | 34 | 1 |
| Tilbury North | 36 | 1 |
| Amherstburg | 45 | 1 |