| Business | Phone |
| Abc Diagnostics Inc 1515 N Harlem Ave, Oak Park 60302 | (708) 660-0670 |
| Quest Diagnostics 418 N Austin Blvd, Oak Park 60302 | (708) 848-1556 |
| Ollae 6026 Roosevelt Rd, Oak Park 60304 | (708) 445-8734 |
| Quest Diagnostics 610 S Maple Ave, Oak Park 60304 | (708) 848-0437 |