| Subdistrict | Enum. district | # of links |
| McGillivray | 20 | 9 |
| McGillivray | 21 | 8 |
| Bosanquet | 7 | 6 |
| McGillivray | 15 | 5 |
| Hay | 3 | 5 |
| McGillivray | 16 | 5 |
| Hay | 8 | 3 |
| Williams West | 27 | 2 |
| Biddulph | 7 | 2 |
| Parkhill | 29 | 2 |
| McGillivray | 18 | 2 |
| McGillivray | 17 | 2 |
| Stanley | 14 | 1 |
| London Township | 8 | 1 |
| Goderich | 18 | 1 |
| Lobo | 11 | 1 |
| Blandford Township | 4 | 1 |
| Lucan | 32 | 1 |
| Blanchard | 3 | 1 |
| London | 12 | 1 |