| Business | Phone |
| American Home Medical 106 Knox Rd, Knoxville 37918 | (865) 281-0202 |
| Specialized Oxygen Svc 111 Center Park Dr, Knoxville 37922 | (865) 531-0281 |
| Oxygen & Sleep Assoc 110932 Murdock Rd, Knoxville 37932 | (865) 671-6119 |
| Housecall Medical Resources 1420 Dutch Valley Dr, Knoxville 37918 | (865) 689-1980 |