ZIP Code 21710
Adamstown · Frederick, Maryland
21710 is the ZIP code of Adamstown in Frederick, Maryland, United States.
- ZIP Code
- 21710
- County
- Frederick
- State
- Maryland
- Country
- United States
Place with ZIP code 21710
| Place | County | Location |
|---|---|---|
| Adamstown | Frederick | 39.291, -77.455 |
Near Washington
The nearest major city is Washington, about 57 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 21710?
Adamstown.
Which county and state is 21710 in?
Frederick, Maryland, United States.
What is the nearest major city to 21710?
Washington, about 57 km away.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.