| Business | Phone |
| Guelph Nuclear Imaging 83 Dawson Rd #105, Guelph N1H 1B1 | (519) 767-0550 |
| Norfolk X-Ray & Ultrasound 85 Norfolk St #102, Guelph N1H 4J4 | (519) 836-1630 |
| Canadian Medical Laboratories 40 Baker St, Guelph N1H 4G1 | (519) 767-0501 |
| Canadian Medical Laboratories 21 Surrey St W, Guelph N1H 3R3 | (519) 767-2165 |
| Canadian Medical Laboratories 300 Willow Rd, Guelph N1H 7C6 | (519) 837-3890 |