16 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 67042 | El Dorado | 17,257 |
| 67002 | Andover | 16,508 |
| 67010 | Augusta | 13,884 |
| 67133 | Rose Hill | 6,900 |
| 67039 | Douglass | 2,906 |
| 67144 | Towanda | 2,815 |
| 67017 | Benton | 2,113 |
| 67154 | Whitewater | 1,933 |
| 67074 | Leon | 1,154 |
| 67123 | Potwin | 775 |
| 66840 | Burns | 534 |
| 66842 | Cassoday | 485 |
| 67132 | Rosalia | 386 |
| 67072 | Latham | 320 |
| 67041 | Elbing | 271 |
| 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).