| Subdistrict | Enum. district | # of links |
| Forest | 51 | 137 |
| Forest | 50 | 25 |
| Forest | 49 | 17 |
| Warwick | 45 | 6 |
| Plympton | 23 | 5 |
| Petrolia | 57 | 4 |
| Petrolia | 56 | 3 |
| Plympton | 25 | 3 |
| Fernie | 8 | 3 |
| Tillsonburg | 37 | 2 |
| Thedford | 66 | 1 |
| Winnipeg | 25 | 1 |
| Townships 3 | 120 | 1 |
| Moore | 16 | 1 |
| Plympton | 26 | 1 |
| Bosanquet | 6 | 1 |
| Sarnia | 53 | 1 |
| London | 5 | 1 |
| Townships 44 | 21 | 1 |
| McGillivray | 17 | 1 |
| Smiths Falls | 35 | 1 |
| Barrie | 23 | 1 |
| Walkerville | 46 | 1 |
| Ailsa Craig | 31 | 1 |