| Subdistrict | Enum. district | # of links |
| Enniskillen | 28 | 49 |
| Petrolia | 58 | 9 |
| London | 5 | 8 |
| Sarnia | 51 | 5 |
| Fort William | 22 | 5 |
| Listowel | 56 | 4 |
| Aldoborough | 6 | 3 |
| Dawn | 5 | 3 |
| Enniskillen | 22 | 2 |
| London Township | 7 | 1 |
| Petrolia | 53 | 1 |
| Plympton | 24 | 1 |
| Nelson | 39 | 1 |
| Mornington | 23 | 1 |
| Westminster Township | 19 | 1 |
| Euphemia | 38 | 1 |