Post Offices List in Decatur County, Tennessee:
| Bath Springs Post Office | 2744 Highway 114 W, Bath Springs, TN 38311 |
| Decaturville Post Office | 225 W Main St, Decaturville, TN 38329 |
| Parsons Post Office | 764 Tennessee Ave N, Parsons, TN 38363 |
| Sugar Tree Post Office | 6675 Old Sh 69, Sugar Tree, TN 38380 |