| Subdistrict | Enum. district | # of links |
| Crowland | 8 | 193 |
| Crowland | 9 | 12 |
| Niagara Falls | 44 | 8 |
| Humberstone | 13 | 7 |
| Crowland | 7 | 6 |
| Thorold | 33 | 5 |
| Bertie | 4 | 5 |
| Thorold | 32 | 4 |
| Humberstone | 15 | 4 |
| Bertie | 1 | 4 |
| Stamford | 25 | 4 |
| Port Colborne | 57 | 3 |
| Niagara Falls | 48 | 3 |
| Willoughby | 42 | 2 |
| Bertie | 6 | 2 |
| Pelham | 17 | 2 |
| Welland | 51 | 2 |
| Humberstone | 16 | 1 |
| Niagara Falls | 47 | 1 |
| Welland | 53 | 1 |
| Willoughby | 43 | 1 |
| Bertie | 2 | 1 |
| Wainfleet | 38 | 1 |
| Louth | 28 | 1 |
| Welland | 52 | 1 |