Post Offices List in Tattnall County, Georgia:
| Cobbtown Post Office | 6888 Main St, Cobbtown, GA 30420 |
| Collins Post Office | 225 S Main St, Collins, GA 30421 |
| Glennville Post Office | 206 S Veterans Blvd, Glennville, GA 30427 |
| Reidsville Post Office | 111 James St, Reidsville, GA 30453 |