21029
Clarksville, Howard - United States
Postal code 21029 corresponds to Clarksville, Howard, in Maryland (United States).
- Country
- United States (US)
- Department
- Maryland
- Municipality
- Howard
- Coordinates
- 39.2125, -76.9515Degrees, minutes, seconds: 39°12'45"N 76°57'05"W
- Time zone
- America/New_York (UTC-5)
- Dialing code
- +1
How to write the address
Clarksville, Maryland 21029 United States
Nearby codes