| Business | Phone |
| American Mobile Drug Testing 9433 N Division St, Spokane 99218 | (509) 465-3889 |
| American Mobile Drug Testing 407 E 2nd Ave, Spokane 99202 | (509) 838-7494 |
| Global Drug Testing Svc 203 W Nora Ave, Spokane 99205 | (509) 324-0091 |
| Habuts Inc 15214 N Gleneden St, Spokane 99208 | (509) 466-9600 |
| Saam Drug Testing 1224 N Ash St, Spokane 99201 | (509) 326-7740 |
| Osdat 7903 N Alberta Ct, Spokane 99208 | (509) 467-4745 |
| Prevention Concepts Llc 9713 W Sunset Hwy, Spokane 99224 | (509) 838-5200 |