| Subdistrict | Enum. district | # of links |
| Brooke | 16 | 146 |
| Brooke | 14 | 116 |
| Brooke | 17 | 78 |
| Warwick | 43 | 14 |
| Petrolia | 58 | 12 |
| Watford | 67 | 11 |
| Brooke | 12 | 9 |
| Warwick | 47 | 7 |
| Point Edward | 60 | 7 |
| Warwick | 42 | 7 |
| Mosa | 28 | 6 |
| Plympton | 22 | 5 |
| Townships 25 | 108 | 5 |
| Watford | 68 | 4 |
| Adelaide | 3 | 4 |
| Enniskillen | 28 | 4 |
| Bosanquet | 4 | 3 |
| London | 12 | 3 |
| Petrolia | 56 | 3 |
| Strathroy | 35 | 3 |
| Enniskillen | 35 | 2 |
| Forest | 51 | 2 |
| Enniskillen | 29 | 2 |
| Plympton | 24 | 2 |
| Brooke | 11 | 2 |
| Enniskillen | 31 | 2 |
| Enniskillen | 26 | 2 |
| Brooke | 10 | 1 |
| Petrolia | 52 | 1 |
| Petrolia | 53 | 1 |
| Petrolia | 59 | 1 |
| Dresden | 40 | 1 |
| Petrolia | 54 | 1 |
| Courtright | 54 | 1 |
| Plympton | 27 | 1 |
| London Township | 10 | 1 |
| Embro | 48 | 1 |
| Ekfrid | 15 | 1 |
| Warwick | 46 | 1 |
| Euphemia | 36 | 1 |
| London Township | 9 | 1 |
| Plympton | 28 | 1 |