| Subdistrict | Enum. district | # of links |
| Exeter | 38 | 68 |
| Exeter | 39 | 13 |
| Forest | 50 | 5 |
| Townships 1 | 1 | 3 |
| Leeds and Lansdowne Front Township | 11 | 2 |
| London | 11 | 2 |
| Sarnia | 50 | 2 |
| Toronto | 45 | 1 |
| Birtle | 12 | 1 |
| Ingersoll | 32 | 1 |
| Woodstock | 41 | 1 |
| Clinton | 9 | 1 |
| Houghton | 8 | 1 |
| Norwick | 40 | 1 |
| Lucan | 33 | 1 |
| Brantford | 29 | 1 |
| London | 13 | 1 |