South Sioux City, NE zip code
South Sioux City, Nebraska uses one zip code: 68776. Most of it is in Dakota County. Together these zip codes are home to about 15K people.
Zip codes
1
Population
15K
All zips combined
Largest zip
68776
15,373 residents
Zip codes in South Sioux City
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 68776 | 15,373 | $68,750 |