ZIP Code 15139

15139 is one of Pennsylvania's ZIP codes, delivering to addresses in Oakmont, Allegheny County.

City: Oakmont
County: Allegheny County
State: Pennsylvania
Prefix: 151xx

Where this code sits

15139 is part of the 151xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Oakmont.

Oakmont Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 15139 delivers to without sharing its boundary.

ZIP codes nearest 15139

The ZIP codes whose reference points sit closest to 15139.
ZIP code	Distance	Delivers to
ZIP code 15147	1.9 mi	Verona, PA
ZIP code 15238	2.5 mi	Pittsburgh, PA
ZIP code 15049	3.1 mi	Harwick, PA
ZIP code 15144	3.2 mi	Springdale, PA
ZIP code 15024	3.4 mi	Cheswick, PA
ZIP code 15051	3.7 mi	Indianola, PA
ZIP code 15215	4.2 mi	Pittsburgh, PA
ZIP code 15235	4.2 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 15139, plotted from its record coordinates.

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

Scope ZIP code 15139. 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.