| Subdistrict | Enum. district | # of links |
| Port Colborne | 57 | 203 |
| Humberstone | 12 | 10 |
| Humberstone | 11 | 9 |
| Humberstone | 14 | 6 |
| Chippewa | 55 | 5 |
| Humberstone | 15 | 4 |
| Fort Erie | 56 | 4 |
| Welland | 53 | 3 |
| Crowland | 9 | 2 |
| Simcoe | 49 | 1 |
| Niagara Falls | 46 | 1 |
| Woodstock | 43 | 1 |
| Westmount | 46 | 1 |
| Niagara Falls | 45 | 1 |
| Elmira | 49 | 1 |