Founded in 1906, Jefferson Davis County is one of 82 counties in the state of Mississippi. Historically, Jefferson Davis County was formed from Covington and Lawrence Counties. The city of Prentiss is the county seat. With FIPS code of 65, Jefferson Davis County has a population of 11,134 and area of 408 square miles (1,057 km2).
List of all cities in Jefferson Davis County, MS alphabetically
| City/Town | Postal Code | Area Code |
| Bassfield, MS | 39421 | 601/769 |
| Carson, MS | 39427 | 601/769 |
| Lucas, MS | 39474 | 601/769 |
| Mount Carmel, MS | 39474 | 601/769 |
| Prentiss, MS | 39474 | 601/769 |
| Terrell, MS | 39474 | 601/769 |