Little Sioux, IA zip code
Little Sioux, Iowa uses one zip code: 51545. Most of it is in Harrison County. Together these zip codes are home to about 267 people.
Zip codes
1
Population
267
All zips combined
Largest zip
51545
267 residents
Zip codes in Little Sioux
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 51545 | 267 | $70,313 |