| Business | Phone |
| Hamilton Regional Laboatory 50 Charlton Ave E, Hamilton L8N 4A6 | (905) 521-6141 |
| Kmh Cardiology Ctr 9 Robinson St, Hamilton L8P 3A9 | (905) 528-0900 |
| Canadian Medical Laboratories 987 King St E, Hamilton L8M 1C6 | (905) 549-1197 |
| Canadian Medical Laboratories 1 Young St #515, Hamilton L8N 1T8 | (905) 527-1182 |
| Canadian Medical Laboratories 130 Wilson St #1, Hamilton L8R 1E2 | (905) 529-0133 |
| Canadian Medical Labs 132 Parkdale Ave S, Hamilton L8K 3P3 | (905) 547-7326 |
| Canadian Medical Labs 549 Stone Church Rd E, Hamilton L8W 3L2 | (905) 387-3016 |
| Canadian Medical Laboratories 613 Upper James St, Hamilton L9C 2Y9 | (905) 389-3731 |
| Community Laboratory Svc 1119 Fennell Ave E, Hamilton L8T 1S2 | (905) 383-2021 |
| Community Laboratory Svc 505 King St E, Hamilton | (905) 525-1562 |
| Community Laboratory Svc 25 Charlton Ave E #G3, Hamilton L8N 1Y2 | (905) 521-6052 |
| Community Laboratory Svc 350 King St E #106, Hamilton L8N 3Y3 | (905) 522-8765 |
| Gamma-Dynacare Medical Labs 631 Queenston Rd, Hamilton L8K 6R5 | (905) 573-3355 |
| Gamma-Dynacare Medical Labs 849 Upper Wentworth St #206, Hamilton L9A 5H4 | (905) 389-3122 |