| Subdistrict | Enum. district | # of links |
| Niagara | 34 | 152 |
| Niagara Falls | 46 | 16 |
| Stamford | 29 | 12 |
| St. Catharines | 46 | 12 |
| Stamford | 26 | 12 |
| Niagara | 49 | 10 |
| Niagara Falls | 48 | 5 |
| Huntingdon Township | 5 | 5 |
| Niagara Falls | 45 | 5 |
| Pelham | 23 | 4 |
| St. Catharines | 45 | 4 |
| Niagara | 33 | 3 |
| Pelham | 22 | 3 |
| Niagara | 32 | 3 |
| Thorold | 34 | 2 |
| Pelham | 17 | 2 |
| Gainsboro | 15 | 2 |
| Crowland | 7 | 2 |
| Thurlow | 17 | 2 |
| Niagara Falls | 47 | 1 |
| Stamford | 27 | 1 |
| Welland | 53 | 1 |
| St. Catharines | 37 | 1 |
| Clinton | 8 | 1 |
| Cobalt | 41 | 1 |
| Bertie | 2 | 1 |
| Pelham | 19 | 1 |
| St. Catharines | 47 | 1 |
| Niagara Falls | 44 | 1 |