4 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 42261 | Morgantown | 9,641 |
| 42275 | Roundhill | 855 |
| 42273 | Rochester | 519 |
| 42252 | Jetson | 53 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 4 ZCTAs in Butler County, Kentucky (US Census).