Founded in 1836, Newton County is one of 82 counties in the state of Mississippi. Historically, Newton County was formed from Neshoba County. The city of Decatur is the county seat. With FIPS code of 101, Newton County has a population of 21,056 and area of 578 square miles (1,497 km2).
List of all cities in Newton County, MS alphabetically
| City/Town | Postal Code | Area Code |
| Chunky, MS | 39323 | 601/769 |
| Conehatta, MS | 39057 | 601/769 |
| Decatur, MS | 39327 | 601/769 |
| Hickory, MS | 39332 | 601/769 |
| Lawrence, MS | 39336 | 601/769 |
| Little Rock, MS | 39337 | 601/769 |
| Newton, MS | 39345 | 601/769 |