ZIP Code 20431
Washington · District of Columbia, District of Columbia
20431 is the ZIP code of Washington in District of Columbia, District of Columbia, United States.
- ZIP Code
- 20431
- County
- District of Columbia
- State
- District of Columbia
- Country
- United States
Place with ZIP code 20431
| Place | County | Location |
|---|---|---|
| Washington | District of Columbia | 38.899, -77.043 |
Near Washington
The nearest major city is Washington, about 1 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 20431?
Washington.
Which county and state is 20431 in?
District of Columbia, District of Columbia, United States.
What is the nearest major city to 20431?
Washington, about 1 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.