51301 vs 51357 ZIP Codes
Spencer, IA · Royal, IA
| Metric | 51301 | 51357 |
|---|---|---|
| City | Spencer | Royal |
| County | Clay | Clay |
| State | Iowa | Iowa |
| Time zone | Central Time | Central Time |
| Population | 12,691 | 728 |
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.