Post Offices List in Jefferson County, Florida:
| Lamont Post Office | 6244 E Capps Hwy, Lamont, FL 32336 |
| Lloyd Post Office | 8781 Old Lloyd Rd, Lloyd, FL 32337 |
| Monticello Post Office | 275 N Jefferson St, Monticello, FL 32344 |
| Wacissa Post Office | 38 Tram Rd, Wacissa, FL 32361 |