Founded in 1798, Muhlenberg County is one of 120 counties in the state of Kentucky. Historically, Muhlenberg County was formed from Christian County and Logan County. The city of Greenville is the county seat. With FIPS code of 177, Muhlenberg County has a population of 30,694 and area of 475 square miles (1,230 km2).
List of all cities in Muhlenberg County, KY alphabetically
| City/Town | Postal Code | Area Code |
| Beech Creek, KY | 42321 | 270 |
| Beechmont, KY | 42323 | 270 |
| Belton, KY | 42324 | 270 |
| Bremen, KY | 42325 | 270 |
| Browder, KY | 42326 | 270 |
| Central City, KY | 42330 | 270 |
| Cleaton, KY | 42332 | 270 |
| Drakesboro, KY | 42326 | 270 |
| 42337 | 270 | |
| Dunmor, KY | 42339 | 270 |
| Graham, KY | 42344 | 270 |
| Greenville, KY | 42345 | 270 |
| Penrod, KY | 42339 | 270 |
| Powderly, KY | 42367 | 270 |
| South Carrollton, KY | 42374 | 270 |