| Subdistrict | Enum. district | # of links |
| Gainsboro | 13 | 98 |
| Pelham | 22 | 11 |
| St. Catharines | 36 | 9 |
| Pelham | 23 | 8 |
| Gainsboro | 16 | 5 |
| Louth | 29 | 5 |
| Welland | 51 | 4 |
| Wainfleet | 38 | 4 |
| St. Catharines | 39 | 4 |
| Wainfleet | 36 | 3 |
| Gainsboro | 15 | 3 |
| Moulton | 15 | 3 |
| Gainsboro | 11 | 2 |
| St. Catharines | 45 | 2 |
| Pelham | 20 | 2 |
| Gainsboro | 14 | 2 |
| Wainfleet | 41 | 2 |
| Louth | 28 | 1 |
| Brantford | 28 | 1 |
| Niagara Falls | 47 | 1 |
| Louth | 30 | 1 |
| Wainfleet | 37 | 1 |
| Pelham | 18 | 1 |
| Thorold | 32 | 1 |
| Humberstone | 10 | 1 |
| Pelham | 17 | 1 |
| Welland | 53 | 1 |
| Pelham | 21 | 1 |
| Port Colborne | 57 | 1 |