| Subdistrict | Enum. district | # of links |
| Caradoc | 5 | 191 |
| Plympton | 27 | 10 |
| Westminster Township | 20 | 8 |
| Caradoc Township | 7 | 6 |
| Adelaide | 3 | 4 |
| Strathroy | 31 | 3 |
| Caradoc | 6 | 3 |
| Strathroy | 34 | 3 |
| Lobo | 13 | 2 |
| London | 13 | 2 |
| Caradoc | 1 | 2 |
| Enniskillen | 21 | 1 |
| Mosa | 25 | 1 |
| Windham | 35 | 1 |
| London | 8 | 1 |
| London | 30 | 1 |
| Brooke | 9 | 1 |
| Adelaide | 4 | 1 |
| Lobo | 12 | 1 |
| London Township | 11 | 1 |