Post Offices List in Newnan City, Georgia:
| Greenville St Post Office | 18 Greenville St, Newnan, GA 30263 |
| Newnan Post Office | 60 Postal Pkwy, Newnan, GA 30263 |
| Greenville St Post Office | 18 Greenville St, Newnan, GA 30263 |
| Newnan Post Office | 60 Postal Pkwy, Newnan, GA 30263 |