21139
Riderwood, Baltimore - United States
Postal code 21139 corresponds to Riderwood, Baltimore, in Maryland (United States).
- Country
- United States (US)
- Department
- Maryland
- Municipality
- Baltimore
- Coordinates
- 39.4093, -76.6486Degrees, minutes, seconds: 39°24'33"N 76°38'55"W
- Time zone
- America/New_York (UTC-5)
- Dialing code
- +1
How to write the address
Riderwood, Maryland 21139 United States
Nearby codes