| Business | Phone |
| Ontario Environment Ministry 637 Niagara St, Welland L3C 1L9 | (905) 384-9896 |
| Ontario Provincial Parliament 60 King St #103, Welland L3B 6A4 | (905) 732-6884 |
| Ontario Consumer & Commercial 200 Division St, Welland L3B 4A2 | (905) 735-4011 |
| Ontario Correctional Svc 3 Cross St, Welland L3B 5X6 | (905) 735-1660 |
| Ontario Environment & Energy 637 Niagara St, Welland L3C 1L9 | (905) 732-4850 |
| Ontario Supreme-District Court 102 East Main St, Welland L3B 3W6 | (905) 735-0010 |