| Zip Code | City | Population ↓ |
|---|---|---|
| 63901 | Poplar Bluff | 34,545 |
| 63961 | Qulin | 1,853 |
| 63940 | Fisk | 1,419 |
| 63945 | Harviell | 1,090 |
| 63932 | Broseley | 1,012 |
| 63954 | Neelyville | 946 |
| 63962 | Rombauer | 181 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 7 ZCTAs in Butler County, Missouri (US Census).