| Subdistrict | Enum. district | # of links |
| Forest | 49 | 125 |
| Forest | 50 | 14 |
| Forest | 51 | 12 |
| Sarnia | 53 | 4 |
| London | 5 | 4 |
| Enniskillen | 33 | 4 |
| Plympton | 21 | 3 |
| Lucan | 33 | 3 |
| Bosanquet | 4 | 2 |
| Port Stanley | 28 | 1 |
| Malahide | 11 | 1 |
| Plympton | 22 | 1 |
| Townships 11 | 4 | 1 |
| Bosanquet | 6 | 1 |
| North Battleford | 48 | 1 |
| Chatham | 17 | 1 |
| Essex | 48 | 1 |
| Plympton | 23 | 1 |
| Petrolia | 59 | 1 |
| Warwick | 45 | 1 |