20676 vs 20678 ZIP Codes
Port Republic, MD · Prince Frederick, MD
| Metric | 20676 | 20678 |
|---|---|---|
| City | Port Republic | Prince Frederick |
| County | Calvert | Calvert |
| State | Maryland | Maryland |
| Time zone | Eastern Time | Eastern Time |
| Population | 3,871 | 11,045 |
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.