ZIP Code 20139

20139 is one of Virginia's ZIP codes, delivering to addresses in Casanova, Fauquier County.

City: Casanova
County: Fauquier County
State: Virginia
Prefix: 201xx

Where this code sits

20139 is part of the 201xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Casanova.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 20139 delivers to without sharing its boundary.

ZIP codes nearest 20139

The ZIP codes whose reference points sit closest to 20139.
ZIP code	Distance	Delivers to
ZIP code 20138	1.6 mi	Calverton, VA
ZIP code 20119	3.7 mi	Catlett, VA
ZIP code 20187	4.7 mi	Warrenton, VA
ZIP code 22728	6.1 mi	Midland, VA
ZIP code 20182	7.1 mi	Nokesville, VA
ZIP code 20186	7.6 mi	Warrenton, VA
ZIP code 22712	8.1 mi	Bealeton, VA
ZIP code 20181	8.9 mi	Nokesville, VA

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 20139, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 20139. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.