ZIP Code 20156
Gainesville · Prince William, Virginia
20156 is the ZIP code of Gainesville in Prince William, Virginia, United States.
- ZIP Code
- 20156
- County
- Prince William
- State
- Virginia
- Country
- United States
Place with ZIP code 20156
| Place | County | Location |
|---|---|---|
| Gainesville | Prince William | 38.722, -77.467 |
Near Washington
The nearest major city is Washington, about 42 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 20156?
Gainesville.
Which county and state is 20156 in?
Prince William, Virginia, United States.
What is the nearest major city to 20156?
Washington, about 42 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.