ZIP Code 21755
Jefferson · Frederick, Maryland
21755 is the ZIP code of Jefferson in Frederick, Maryland, United States.
- ZIP Code
- 21755
- County
- Frederick
- State
- Maryland
- Country
- United States
Place with ZIP code 21755
| Place | County | Location |
|---|---|---|
| Jefferson | Frederick | 39.365, -77.544 |
Near Washington
The nearest major city is Washington, about 68 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 21755?
Jefferson.
Which county and state is 21755 in?
Frederick, Maryland, United States.
What is the nearest major city to 21755?
Washington, about 68 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.