Founded in 1906, Forrest County is one of 82 counties in the state of Mississippi. Historically, Forrest County was formed from Perry County. The city of Hattiesburg is the county seat. With FIPS code of 35, Forrest County has a population of 77,875 and area of 467 square miles (1,210 km2).
List of all cities in Forrest County, MS alphabetically
| City/Town | Postal Code | Area Code |
| Arnold Line, MS | 39401 | 601/769 |
| Barrontown, MS | 39401 | 601/769 |
| Batson, MS | 39401 | 601/769 |
| Bon Homme, MS | 39401 | 601/769 |
| Brooklyn, MS | 39425 | 601/769 |
| Camp Shelby, MS | 39401 | 601/769 |
| 39407 | 601/769 | |
| Carterville, MS | 39401 | 601/769 |
| Dixie, MS | 39401 | 601/769 |
| Dixie Pine, MS | 39401 | 601/769 |
| Eatonville, MS | 39401 | 601/769 |
| Glendale, MS | 39401 | 601/769 |
| Harvey, MS | 39465 | 601/769 |
| Hattiesburg, MS | 39401 | 601/769 |
| 39402 | 601/769 | |
| 39403 | 601/769 | |
| 39404 | 601/769 | |
| 39406 | 601/769 | |
| 39407 | 601/769 | |
| Hattiesburg South, MS | 39401 | 601/769 |
| Indian Springs, MS | 39401 | 601/769 |
| Lamar Park, MS | 39401 | 601/769 |
| Leeville, MS | 39401 | 601/769 |
| Lux, MS | 39401 | 601/769 |
| Macedonia, MS | 39401 | 601/769 |
| Maxie, MS | 39425 | 601/769 |
| Maybank, MS | 39401 | 601/769 |
| McCallum, MS | 39401 | 601/769 |
| McLaurin, MS | 39401 | 601/769 |
| Meyers, MS | 39401 | 601/769 |
| Morriston, MS | 39401 | 601/769 |
| Oak Grove, MS | 39401 | 601/769 |
| Palmers Crossing, MS | 39401 | 601/769 |
| Petal, MS | 39465 | 601/769 |
| Rawls Springs, MS | 39401 | 601/769 |
| Runnelstown, MS | 39401 | 601/769 |
| Sunrise, MS | 39401 | 601/769 |
| Uinversity of Southern MS, MS | 39401 | 601/769 |
| 39406 | 601/769 |