| Subdistrict | Enum. district | # of links |
| Dorchester North Township | 3 | 194 |
| Nissouri West | 15 | 13 |
| Nissouri West | 18 | 12 |
| Dorchester North Township | 1 | 9 |
| Delaware Township | 11 | 8 |
| Dorchester North Township | 2 | 6 |
| London | 11 | 4 |
| Oxford North | 22 | 4 |
| Dorchester North Township | 4 | 4 |
| Armour | 1 | 4 |
| Ingersoll | 34 | 4 |
| Westminster Township | 21 | 4 |
| Nissouri East | 18 | 3 |
| London Township | 9 | 3 |
| London | 43 | 3 |
| Oxford West | 29 | 3 |
| Nissouri East | 19 | 2 |
| London | 39 | 2 |
| Dereham | 1 | 1 |
| Nissouri West Township | 16 | 1 |
| Oxford North | 24 | 1 |
| London | 5 | 1 |
| Tillsonburg | 38 | 1 |
| London Township | 11 | 1 |
| Ingersoll | 31 | 1 |
| Dorchester South | 9 | 1 |
| Ingersoll | 35 | 1 |
| London | 29 | 1 |
| Nissouri East Township | 15 | 1 |
| London | 30 | 1 |