ZIP Code 25420

25420 is one of West Virginia's ZIP codes, delivering to addresses in Gerrardstown, Berkeley County.

City: Gerrardstown
County: Berkeley County
State: West Virginia
Prefix: 254xx

Where this code sits

25420 is part of the 254xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Gerrardstown.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 25420 delivers to without sharing its boundary.

ZIP codes nearest 25420

The ZIP codes whose reference points sit closest to 25420.
ZIP code	Distance	Delivers to
ZIP code 25421	1.6 mi	Glengary, WV
ZIP code 25428	4.8 mi	Inwood, WV
ZIP code 25413	4.9 mi	Bunker Hill, WV
ZIP code 25440	6.0 mi	Ridgeway, WV
ZIP code 22624	7.8 mi	Clear Brook, VA
ZIP code 25405	8.4 mi	Martinsburg, WV
ZIP code 22622	8.9 mi	Brucetown, VA
ZIP code 22603	9.1 mi	Winchester, 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 25420, plotted from its record coordinates.

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

Scope ZIP code 25420. 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.