20156 ZIP Code — Gainesville, VA
Prince William County, Virginia
ZIP code 20156 is located in Gainesville, Virginia, within Prince William County. It covers approximately 0.00 square miles and serves a population of 0 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 571/703.
0
population
0.00
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
20156 ZIP code map
Cities in ZIP code 20156
Below are the cities the US Postal Service accepts for ZIP code 20156. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Gainesville | Acceptable |
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 51 |
| County FIPS | 153 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 38.8283 |
| Longitude | -77.6248 |
| Timezone | Eastern (ET) |
| Area code | 571/703 |