ZIP Code 21709
Frederick · Frederick, Maryland
21709 is the ZIP code of Frederick in Frederick, Maryland, United States.
- ZIP Code
- 21709
- County
- Frederick
- State
- Maryland
- Country
- United States
Place with ZIP code 21709
| Place | County | Location |
|---|---|---|
| Frederick | Frederick | 39.470, -77.392 |
Near Baltimore
The nearest major city is Baltimore, about 70 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 21709?
Frederick.
Which county and state is 21709 in?
Frederick, Maryland, United States.
What is the nearest major city to 21709?
Baltimore, about 70 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.