ZIP Code 15564

15564 is one of Pennsylvania's ZIP codes, delivering to addresses in Wellersburg, Somerset County.

City: Wellersburg
County: Somerset County
State: Pennsylvania
Prefix: 155xx

Where this code sits

15564 is part of the 155xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Wellersburg.

Wellersburg Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 15564 delivers to without sharing its boundary.

ZIP codes nearest 15564

The ZIP codes whose reference points sit closest to 15564.
ZIP code	Distance	Delivers to
ZIP code 21545	2.7 mi	Mount Savage, MD
ZIP code 21524	3.2 mi	Corriganville, MD
ZIP code 21529	3.8 mi	Ellerslie, MD
ZIP code 21528	6.1 mi	Eckhart Mines, MD
ZIP code 21501	6.9 mi	Cumberland, MD
ZIP code 21503	6.9 mi	Cumberland, MD
ZIP code 21532	7.2 mi	Frostburg, MD
ZIP code 15545	7.8 mi	Hyndman, PA

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 15564, plotted from its record coordinates.

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

Scope ZIP code 15564. 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.