ZIP Code 20156: Gainesville, VA
County: Prince William County
Coordinates: 38.72190, -77.46690
ZIP Type: Standard
Time Zone: Eastern Time (ET)
This profile provides an in-depth look at ZIP code 20156, serving Gainesville in VA. It lies in Prince William County and supports delivery, planning, and address verification.
| Primary City | Gainesville |
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| ZIP Code | 20156 |
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| County | Prince William County |
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| State | VA |
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| Latitude / Longitude | 38.72190, -77.46690 |
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| ZIP Type | Standard |
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| Time Zone | Eastern Time (ET) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 20156 (not an exact boundary).
Geographic & Administrative Context
For mapping and verification, 20156 is commonly represented around 38.72190, -77.46690. These coordinates help identify the general area within Prince William County, VA.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 20156 for mail delivery and general location reference in
Prince William County,
VA.
Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Gainesville.
Related ZIP Codes (Nearby)
Explore other postal codes near Gainesville within VA.
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Frequently Asked Questions
What is the primary city for ZIP code 20156?
The primary city for this ZIP code is Gainesville, located in VA.
In which county is 20156 located?
ZIP code 20156 is situated within Prince William County, VA.
What are the coordinates for 20156?
The approximate center point is 38.72190 (Latitude) and -77.46690 (Longitude).
Is ZIP code 20156 active?
This page lists ZIP 20156 as Listed based on the latest refresh date shown above.
Does ZIP 20156 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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Methodology & Data Notes
How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.
Page updated: 2026-01-08