| Subdistrict | Enum. district | # of links |
| Enniskillen | 32 | 114 |
| Enniskillen | 30 | 67 |
| Enniskillen | 33 | 17 |
| Petrolia | 52 | 15 |
| Petrolia | 55 | 9 |
| Petrolia | 53 | 8 |
| Enniskillen | 27 | 7 |
| Petrolia | 56 | 7 |
| Petrolia | 54 | 7 |
| Oxford West | 26 | 6 |
| Sarnia | 29 | 6 |
| Petrolia | 57 | 6 |
| Plympton | 22 | 6 |
| Enniskillen | 31 | 5 |
| Township 10 in ranges 13 | 28 | 4 |
| Sarnia | 49 | 3 |
| Petrolia | 58 | 3 |
| Wyoming | 57 | 2 |
| London | 5 | 2 |
| Enniskillen | 34 | 2 |
| London Township | 11 | 1 |
| Plympton | 24 | 1 |
| London Township | 9 | 1 |