| Business | Phone |
| Biotech Laboratories 4518 Blair Ave, St Louis 63107 | (314) 371-1893 |
| Thyroid Specialty Laboratory 2900 Lemay Ferry Rd # 114, St Louis 63125 | (314) 845-7345 |
| Sole Control Inc 9120 Watson Rd, St Louis 63126 | (314) 822-9494 |
| Quest Diagnostics Inc 10024 Watson Rd, St Louis 63126 | (314) 919-2565 |
| Quest Diagnostics Inc 10716 New Halls Ferry Rd, St Louis 63136 | (314) 867-8110 |
| Quest Diagnostics Inc 3193 Lemay Ferry Rd, St Louis 63125 | (314) 416-1501 |
| Quest Diagnostics Inc 4500 Telegraph Rd, St Louis 63129 | (314) 892-4853 |
| Quest Diagnostics Inc 522 N New Ballas Rd, St Louis 63141 | (314) 432-5584 |
| Quest Diagnostics Inc 777 S New Ballas Rd # 110, St Louis 63141 | (314) 872-7500 |
| Pathology Services Inc 2916 S Brentwood Blvd, St Louis 63144 | (314) 963-1745 |
| Network Reference Laboratory 11133 Dunn Rd, St Louis 63136 | (314) 653-4455 |
| Laboratory Collection Svc 11906 Manchester Rd # 109, St Louis 63131 | (314) 965-5470 |
| Laboratory Collection Svc 12025 Manchester Rd, St Louis 63131 | (314) 416-8224 |
| Clinlab 3915 Watson Rd, St Louis 63109 | (636) 937-2421 |
| Biotech X-Ray Inc 10114 Woodfield Ln, St Louis 63132 | (314) 432-5030 |
| Center For Diagnostic Imaging 10333 Clayton Rd, St Louis 63131 | (314) 567-9729 |
| Clayton Health Svc 1031 Bellevue Ave # 150, St Louis 63117 | (314) 768-8072 |
| Clayton Health Svc 6400 Clayton Rd # 104, St Louis 63117 | (314) 768-8172 |
| Clinical Collection Management 8730 Big Bend Blvd # A, St Louis 63119 | (314) 963-3404 |
| Diagnostic Health Svc 9717 Landmark Parkway Dr, St Louis 63127 | (314) 842-2755 |
| Diagnostic Health Svc 9785 Mackenzie Rd # 101, St Louis 63123 | (314) 544-3536 |