| Subdistrict | Enum. district | # of links |
| Greenock | 33 | 334 |
| Greenock | 30 | 14 |
| Greenock | 34 | 12 |
| Brant | 4 | 9 |
| Brant | 1 | 9 |
| Townships 31 | 69 | 7 |
| Belleville | 25 | 7 |
| Walkerton | 51 | 5 |
| Culross | 17 | 4 |
| Thurlow | 20 | 4 |
| Greenock | 29 | 3 |
| Culross | 21 | 3 |
| Greenock | 32 | 2 |
| Berlin | 28 | 2 |
| Stratford | 41 | 1 |
| Berlin | 38 | 1 |
| Berlin | 21 | 1 |
| London Township | 9 | 1 |