| Zip Code | City | Population ↓ |
|---|---|---|
| 51334 | Estherville | 6,992 |
| 50514 | Armstrong | 1,089 |
| 50578 | Ringsted | 687 |
| 51365 | Wallingford | 423 |
| 50531 | Dolliver | 232 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 5 ZCTAs in Emmet County, Iowa (US Census).