| Business | Phone |
| Robert Moore & Assoc 1503 Hatcher Ln # 160, Columbia 38401 | (931) 381-3523 |
| Sleep Diagnostic Center 1207 Impact Dr # C, Columbia 38401 | (931) 490-6884 |
| Sleep Technology 1217 Hatcher Ln, Columbia 38401 | (931) 840-5111 |
| Sleep Telemedicine Svc Inc 1224 Trotwood Ave, Columbia 38401 | (931) 540-0909 |