| Subdistrict | Enum. district | # of links |
| Chatham Township | 8 | 258 |
| Chatham | 10 | 16 |
| Chatham | 45 | 12 |
| Harwich | 13 | 8 |
| Chatham | 56 | 8 |
| Chatham | 50 | 5 |
| Chatham | 57 | 5 |
| Camden | 1 | 5 |
| Camden | 6 | 5 |
| Townships 37 | 11 | 4 |
| Chatham | 43 | 4 |
| Chatham | 52 | 4 |
| Chatham | 49 | 4 |
| Chatham | 55 | 3 |
| Sarnia | 32 | 3 |
| Chatham | 58 | 3 |
| Chatham | 44 | 3 |
| London | 13 | 2 |
| Harwich | 16 | 2 |
| Yarmouth | 23 | 2 |
| Guelph | 44 | 2 |
| Chatham | 13 | 2 |
| Chatham | 51 | 2 |
| Dewdney Riding | 43 | 2 |
| Windsor | 28 | 2 |
| Delta Riding | 23 | 2 |
| Howard | 24 | 1 |
| Chatham | 49 | 1 |
| Howard | 21 | 1 |
| Camden | 5 | 1 |
| Colchester South | 8 | 1 |
| Thamesville | 48 | 1 |
| Camden Township | 3 | 1 |
| Dresden | 38 | 1 |