Founded in 1836, Chickasaw County is one of 82 counties in the state of Mississippi. Historically, Chickasaw County was formed from Monroe County and Un-Organized. The city of Houston, Okolona is the county seat. With FIPS code of 17, Chickasaw County has a population of 17,011 and area of 502 square miles (1,300 km2).
List of all cities in Chickasaw County, MS alphabetically
| City/Town | Postal Code | Area Code |
| Anchor, MS | 39776 | 662 |
| Atlanta, MS | 39776 | 662 |
| Buena Vista, MS | 38851 | 662 |
| Egypt, MS | 38860 | 662 |
| Houlka, MS | 38850 | 662 |
| Houston, MS | 38851 | 662 |
| Okolona, MS | 38860 | 662 |
| Old Houlka, MS | 38850 | 662 |
| Pyland, MS | 38851 | 662 |
| Sonora, MS | 38851 | 662 |
| Sparta, MS | 39776 | 662 |
| Thorn, MS | 38851 | 662 |
| Trebloc, MS | 38875 | 662 |
| Van Vleet, MS | 38877 | 662 |
| Woodland, MS | 39776 | 662 |