| Business | Phone |
| Niagara Water Treatment Plants 323 King St, Port Colborne L3K 4H2 | (905) 834-3363 |
| Port Colborne City Hall 66 Charlotte St, Port Colborne L3K 3C8 | (905) 835-2900 |
| Port Colborne Hstrcl/Mrne Muse 280 King St, Port Colborne L3K 4H1 | (905) 834-7604 |
| Port Colborne Lions Field 130 Killaly St E, Port Colborne L3K 1N6 | (905) 834-9433 |
| Port Colborne Youth Arena 550 Elizabeth St, Port Colborne L3K 5W3 | (905) 835-1711 |
| Port Colborne Senior Citizens 485 Northland Ave, Port Colborne L3K 4B3 | (905) 835-2463 |
| Port Colborne City Works 66 Charlotte St, Port Colborne L3K 3C8 | (905) 835-5079 |
| Port Colborne Economic Devel 66 Charlotte St, Port Colborne L3K 3C8 | (905) 835-3361 |
| Port Colborne Bethel Comm Ctr 2703 Chippawa Rd, Port Colborne L3K 5V5 | (905) 835-8255 |
| Port Colborne Animal Shelter 1080 Elm St, Port Colborne L3K 5V4 | (905) 834-6634 |
| Port Colborne Landfill Site 1700 Elm St, Port Colborne L3K 5V4 | (905) 835-2788 |
| Port Colborne Sewage Plant Prosperity, Port Colborne | (905) 834-6973 |
| Wainfleet Morgan's Point Comm 14l40 Morgans Point Rd, Port Colborne L3K 5V4 | (905) 834-3046 |