| Subdistrict | Enum. district | # of links |
| St. Robert | 18 | 118 |
| St. Robert | 19 | 20 |
| Yamaska | 21 | 8 |
| Sorel | 28 | 3 |
| Trois-Rivières | 32 | 3 |
| St. Marcel | 12 | 3 |
| St. Marcel | 11 | 3 |
| Massueville | 33 | 2 |
| Sorel | 26 | 2 |
| Ste. Victoire Parish | 22 | 2 |
| Sorel | 30 | 2 |
| St. Hyacinthe | 22 | 1 |
| Ste. Anne de Sorel | 5 | 1 |
| St. Aimé | 3 | 1 |
| St. Aimé | 1 | 1 |
| St. David | 6 | 1 |