16 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 67042 | El Dorado | 17,486 |
| 67002 | Andover | 16,753 |
| 67010 | Augusta | 13,576 |
| 67133 | Rose Hill | 7,052 |
| 67039 | Douglass | 2,936 |
| 67144 | Towanda | 2,775 |
| 67017 | Benton | 2,058 |
| 67154 | Whitewater | 1,561 |
| 67074 | Leon | 1,309 |
| 67123 | Potwin | 783 |
| 66840 | Burns | 554 |
| 66842 | Cassoday | 432 |
| 67132 | Rosalia | 367 |
| 67041 | Elbing | 287 |
| 67072 | Latham | 277 |
| 67012 | Beaumont | 40 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 16 ZCTAs in Butler County, Kansas (US Census).