| Business | Phone |
| Canadian Medical Laboratories 4256 Portage Rd, Niagara Falls L2E 6A4 | (905) 356-1298 |
| Canadian Medical Laboratories 5400 Portage Rd #B5, Niagara Falls L2G 5X7 | (905) 356-8691 |
| Gamma-Dynacare Medical Labs 6453 Morrison St #205, Niagara Falls L2E 7H1 | (905) 374-1644 |