In which county is ZIP code 20120 located?

ZIP 20120 is listed under Fairfax County, VA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 20120: Centreville, VA

ZIP: 20120

County: Fairfax County

Coordinates: 38.84480, -77.46700

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 20120 in Centreville, VA. We include verified county details for Fairfax County plus key geographic references used for mapping and logistics.

Primary City	Centreville
ZIP Code	20120
County	Fairfax County
State	VA
Latitude / Longitude	38.84480, -77.46700
ZIP Type	Standard
Time Zone	Eastern Time (ET)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 20120 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 20120 are listed as 38.84480 / -77.46700, useful for GPS and service checks in and around Centreville, VA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 20120 for mail delivery and general location reference in Fairfax County, VA.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Centreville.

Related ZIP Codes (Nearby)

Explore other postal codes near Centreville within VA.

Frequently Asked Questions

What is the primary city for ZIP code 20120?

The primary city for this ZIP code is Centreville, located in VA.

In which county is 20120 located?

ZIP code 20120 is situated within Fairfax County, VA.

What are the coordinates for 20120?

The approximate center point is 38.84480 (Latitude) and -77.46700 (Longitude).

Is ZIP code 20120 active?

This page lists ZIP 20120 as Listed based on the latest refresh date shown above.

Does ZIP 20120 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

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