ZIP Code 20186

20186 is one of Virginia's ZIP codes, delivering to addresses in Warrenton, Fauquier County.

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

Where this code sits

20186 is part of the 201xx range, the group of codes handled by one mail processing centre. Warrenton is served by 3 ZIP codes in total; the full list, with the county each falls in, is on the Warrenton page.

Warrenton Virginia ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 20186 delivers to without sharing its boundary.

ZIP codes nearest 20186

The ZIP codes whose reference points sit closest to 20186.
ZIP code	Distance	Delivers to
ZIP code 20188	5.3 mi	Warrenton, VA
ZIP code 20187	5.4 mi	Warrenton, VA
ZIP code 22724	5.9 mi	Jeffersonton, VA
ZIP code 20139	7.6 mi	Casanova, VA
ZIP code 20128	8.4 mi	Orlean, VA
ZIP code 20138	8.9 mi	Calverton, VA
ZIP code 20106	9.8 mi	Amissville, VA
ZIP code 22746	11 mi	Viewtown, 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 20186, plotted from its record coordinates.

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

Scope ZIP code 20186. 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.