| Subdistrict | Enum. district | # of links |
| Enniskillen | 33 | 164 |
| Petrolia | 55 | 14 |
| Petrolia | 52 | 10 |
| Enniskillen | 35 | 8 |
| Petrolia | 60 | 7 |
| Petrolia | 56 | 7 |
| Petrolia | 53 | 6 |
| Petrolia | 54 | 6 |
| Sarnia | 44 | 6 |
| Enniskillen | 32 | 6 |
| Sarnia | 46 | 5 |
| Galt | 19 | 4 |
| Moore | 20 | 3 |
| Sarnia | 50 | 3 |
| Sombra | 38 | 3 |
| Dereham | 5 | 2 |
| Sarnia | 29 | 2 |
| Rainham | 24 | 1 |
| Petrolia | 57 | 1 |
| Wyoming | 57 | 1 |
| Sarnia | 49 | 1 |
| Wyoming | 56 | 1 |
| Oil Springs | 64 | 1 |
| ward 1 | 3 | 1 |
| Pincher Creek | 33 | 1 |
| Rainham | 22 | 1 |
| Bosanquet | 4 | 1 |