| Subdistrict | Enum. district | # of links |
| Ekfrid | 15 | 184 |
| Caradoc | 6 | 9 |
| Caradoc Township | 4 | 9 |
| London | 12 | 7 |
| Townships 15 | 60 | 7 |
| Metcalfe | 22 | 6 |
| Ekfrid Township | 16 | 5 |
| Sarnia | 29 | 5 |
| Sandwich West | 21 | 5 |
| Ekfrid Township | 14 | 5 |
| Dunwich | 11 | 4 |
| Caradoc | 2 | 4 |
| Slocan riding | 43 | 4 |
| Caradoc Township | 3 | 3 |
| London Township | 10 | 3 |
| Yarmouth | 21 | 2 |
| London | 5 | 2 |
| Glencoe | 36 | 2 |
| London | 30 | 2 |
| Strathroy | 33 | 2 |
| St. Thomas | 36 | 1 |
| Pelham | 23 | 1 |