52231 vs 52591 ZIP Codes
Harper, IA · Sigourney, IA
| Metric | 52231 | 52591 |
|---|---|---|
| City | Harper | Sigourney |
| County | Keokuk | Keokuk |
| State | Iowa | Iowa |
| Time zone | Central Time | Central Time |
| Population | 328 | 3,028 |
Demographic figures come from U.S. Census Bureau / ACS data included in the source ZIP dataset; many ZIP codes have no demographic figures in that dataset.