| Subdistrict | Enum. district | # of links |
| Dorchester North Township | 4 | 163 |
| Dorchester North Township | 3 | 24 |
| Westminster Township | 21 | 15 |
| Westminster Township | 19 | 8 |
| Dorchester North Township | 2 | 6 |
| Ingersoll | 35 | 4 |
| Dorchester North Township | 1 | 4 |
| London | 12 | 4 |
| London | 33 | 4 |
| London | 18 | 4 |
| Westminster Township | 20 | 3 |
| Brooke | 17 | 2 |
| Oxford North | 24 | 2 |
| Wyoming | 57 | 2 |
| London | 14 | 2 |
| London | 13 | 2 |
| London Township | 10 | 1 |
| Nissouri East | 20 | 1 |
| Oxford North | 22 | 1 |
| Westminster Township | 23 | 1 |
| Biddulph | 7 | 1 |
| Nissouri West | 15 | 1 |
| London | 5 | 1 |
| London Township | 11 | 1 |
| Elizabethtown | 4 | 1 |
| London Township | 9 | 1 |