Columbia, IA ZIP Codes
1
Total ZIPs
238
Total Population
ZIP Codes in Columbia, IA
| ZIP Code | Population | Density | Timezone |
|---|---|---|---|
| 50057 | 238 | 5 | America/Chicago |
All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.