ZIP Code 21721
Chewsville · Washington, Maryland
21721 is the ZIP code of Chewsville in Washington, Maryland, United States.
- ZIP Code
- 21721
- County
- Washington
- State
- Maryland
- Country
- United States
Place with ZIP code 21721
| Place | County | Location |
|---|---|---|
| Chewsville | Washington | 39.642, -77.637 |
Near Baltimore
The nearest major city is Baltimore, about 96 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 21721?
Chewsville.
Which county and state is 21721 in?
Washington, Maryland, United States.
What is the nearest major city to 21721?
Baltimore, about 96 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.