ZIP Code 15101

15101 is one of Pennsylvania's ZIP codes, delivering to addresses in Allison Park, Allegheny County.

City: Allison Park
County: Allegheny County
State: Pennsylvania
Prefix: 151xx

Where this code sits

15101 is part of the 151xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Allison Park.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 15101 delivers to without sharing its boundary.

ZIP codes nearest 15101

The ZIP codes whose reference points sit closest to 15101.
ZIP code	Distance	Delivers to
ZIP code 15091	1.7 mi	Wildwood, PA
ZIP code 15116	2.2 mi	Glenshaw, PA
ZIP code 15044	4.0 mi	Gibsonia, PA
ZIP code 15237	4.5 mi	Pittsburgh, PA
ZIP code 15223	4.5 mi	Pittsburgh, PA
ZIP code 15209	4.9 mi	Pittsburgh, PA
ZIP code 15127	5.0 mi	Ingomar, PA
ZIP code 15229	5.0 mi	Pittsburgh, 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 15101, plotted from its record coordinates.

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

Scope ZIP code 15101. 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.