| Subdistrict | Enum. district | # of links |
| Port Colborne | 57 | 308 |
| Humberstone | 12 | 11 |
| Thorold | 49 | 6 |
| Welland | 53 | 4 |
| Niagara Falls | 48 | 4 |
| St. Andrews | 29 | 3 |
| Orillia | 38 | 2 |
| Welland | 51 | 2 |
| Port Rowan | 54 | 2 |
| Deseronto | 32 | 2 |
| Newmarket | 34 | 1 |
| Nottawasaga | 18 | 1 |
| Papineauville | 52 | 1 |
| Edmonton | 49 | 1 |
| Amherstburg | 45 | 1 |
| Welland | 52 | 1 |
| Humberstone | 14 | 1 |