Columbia, IA zip code
Columbia, Iowa uses one zip code: 50057. Most of it is in Marion County. Together these zip codes are home to about 327 people.
Zip codes
1
Population
327
All zips combined
Largest zip
50057
327 residents
Zip codes in Columbia
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 50057 | 327 | $118,882 |