| Business | Phone |
| St Clair Medical Lab 215 W Washington St # 100, Belleville 62220 | (618) 235-1780 |
| Quest Diagnostics 920 S 59th St A, Belleville 62223 | (618) 234-0501 |
| Medical Diagnostic Laboratory 45 Sheffield Dr, Belleville 62223 | (618) 233-0522 |
| Metro East Spine Clinic 311 W Lincoln St, Belleville 62220 | (618) 222-0111 |
| Pet Imaging Ctr 4000 N Illinois St, Belleville 62226 | (618) 236-9770 |