| Subdistrict | Enum. district | # of links |
| Clinton | 17 | 168 |
| Clinton | 16 | 39 |
| Toronto | 13 | 7 |
| London | 8 | 6 |
| Wallaceburg | 45 | 4 |
| Townships 27 | 58 | 4 |
| Townships 49 | 1 | 4 |
| Township 8 in range 22 west of the 1st M | 12 | 3 |
| Usborne | 32 | 2 |
| Usborne | 30 | 2 |
| London | 33 | 2 |
| Goderich | 20 | 2 |
| Hullett | 12 | 2 |
| Goderich | 9 | 1 |
| Aylmer | 24 | 1 |
| London | 29 | 1 |