5 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 68776 | South Sioux City | 15,034 |
| 68731 | Dakota City | 3,691 |
| 68743 | Jackson | 796 |
| 68741 | Hubbard | 691 |
| 68030 | Homer | 641 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 5 ZCTAs in Dakota County, Nebraska (US Census).