ZIP Code 23857

23857 is one of Virginia's ZIP codes, delivering to addresses in Gasburg, Brunswick County.

City: Gasburg
County: Brunswick County
State: Virginia
Prefix: 238xx

Where this code sits

23857 is part of the 238xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Gasburg.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 23857 delivers to without sharing its boundary.

434 Area code 434

ZIP codes nearest 23857

The ZIP codes whose reference points sit closest to 23857.
ZIP code	Distance	Delivers to
ZIP code 23887	2.9 mi	Valentines, VA
ZIP code 27842	4.3 mi	Henrico, NC
ZIP code 23893	5.3 mi	White Plains, VA
ZIP code 23845	5.9 mi	Ebony, VA
ZIP code 27551	8.3 mi	Macon, NC
ZIP code 23868	11 mi	Lawrenceville, VA
ZIP code 23920	12 mi	Brodnax, VA
ZIP code 27850	12 mi	Littleton, NC

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 23857, plotted from its record coordinates.

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

Scope ZIP code 23857. 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.