| Subdistrict | Enum. district | # of links |
| Warwick | 48 | 146 |
| Warwick | 46 | 11 |
| Arkona | 63 | 5 |
| Warwick | 43 | 4 |
| Houghton | 10 | 4 |
| Townships 45 | 20 | 3 |
| Strathroy | 33 | 3 |
| Townships 16 | 48 | 3 |
| Adelaide | 2 | 3 |
| Strathroy | 34 | 2 |
| Warwick | 44 | 2 |
| Plympton | 23 | 2 |
| Brooke | 17 | 2 |
| Adelaide | 1 | 2 |
| London | 12 | 2 |
| Watford | 68 | 2 |
| Adelaide | 4 | 1 |
| Watford | 67 | 1 |
| Strathroy | 30 | 1 |
| Townships 34 | 18 | 1 |
| Sarnia | 49 | 1 |
| Sarnia | 51 | 1 |