4 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 65706 | Marshfield | 17,133 |
| 65746 | Seymour | 9,336 |
| 65652 | Fordland | 4,649 |
| 65713 | Niangua | 2,022 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 4 ZCTAs in Webster County, Missouri (US Census).