The following is a list of frequently requested telephone numbers. If you can't find what you are looking for, please call Harton Regional Medical Center's main switchboard at (931) 393-3000. For patient names and room numbers, please contact the main switchboard for further assistance.
| Department | Phone Number |
| Admissions | (931) 393-7973 |
| Business Office (Billing Information) | (931) 454-1229 |
| Education Department | (931) 455-8126 |
| Emergency Department | (931) 393-7962 |
| Human Resources | (931) 455-3116 |
| Intensive Care Unit | (931) 393-7977 |
| Main Phone Number - Switchboard | (931) 393-3000 |
| Medical Acute/Pediatrics | (931) 393-7965 |
| Medical Records | (931) 393-7908 |
| One-Call Scheduling | (931) 461-4800 |
| Operator | (931) 393-3000 |
| Patient Ambassador | (931) 461-4696 |
| Physician Referral Line | (931) 455-9387 |
| Progressive Care Unit | (931) 393-7945 |
| Rehabilitation Services | (931) 393-7964 |
| Security/Safety Officer | (931) 393-7932 |
| Sleep & Neurodiagnostic Center | (931) 393-7941 |
| Social Services | (931) 393-7915 |
| Surgical Acute | (931) 393-7819 |
| The Women's Center | (931) 393-7938 |
| Volunteer Services | (931) 455-3116 |
| Wound Healing Center | (931) 461-4970 |
