ZIP Code 21664 – Secretary, Maryland
The 21664 ZIP Code belongs to Secretary, Maryland. The population in this 21664 ZIP code is 598. The latitude is 38.6081 and longitude is -75.94732 in 21664 Secretary, Maryland. The time zone for this 21664 ZIP code is America/New_York.
| City | Secretary |
| Zip Code | 21664 |
| State | Maryland |
| County | Dorchester |
| Population | 598 |
| Latitude | 38.6081 |
| Longitude | -75.94732 |
| Time Zone | America/New_York |