| Business | Phone |
| Quest Diagnotics 1508 10th St, Wichita Falls 76301 | (940) 766-5315 |
| Kames Laboratories 1106 Brook Ave, Wichita Falls 76301 | (940) 322-3052 |
| Lab-Mart 1518 10th St, Wichita Falls 76301 | (940) 322-2244 |
| Laboratory Corp Of America 1518 10th St, Wichita Falls 76301 | (940) 767-9243 |
| Mobile Drug Screening Svc Po Box 853, Wichita Falls 76307 | (940) 696-3090 |