| Subdistrict | Enum. district | # of links |
| Nissouri West Township | 16 | 173 |
| Nissouri West | 17 | 6 |
| Arkona | 63 | 5 |
| Dorchester North Township | 3 | 4 |
| London | 10 | 4 |
| Stratford | 38 | 3 |
| St. Marys | 34 | 3 |
| London | 12 | 3 |
| Nissouri West | 18 | 3 |
| Nissouri East | 21 | 3 |
| St. Marys | 36 | 2 |
| Dorchester North Township | 4 | 2 |
| Nissouri East Township | 15 | 1 |
| London | 5 | 1 |
| London Township | 13 | 1 |
| St. Marys | 35 | 1 |
| London | 33 | 1 |
| Welland | 53 | 1 |