ZIP Code 15618

15618 is one of Pennsylvania's ZIP codes, delivering to addresses in Avonmore, Westmoreland County.

City: Avonmore
County: Westmoreland County
State: Pennsylvania
Prefix: 156xx

Where this code sits

15618 is part of the 156xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Avonmore.

Avonmore Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 15618 delivers to without sharing its boundary.

ZIP codes nearest 15618

The ZIP codes whose reference points sit closest to 15618.
ZIP code	Distance	Delivers to
ZIP code 15680	0.6 mi	Salina, PA
ZIP code 15684	4.1 mi	Slickville, PA
ZIP code 15681	4.8 mi	Saltsburg, PA
ZIP code 15613	5.4 mi	Apollo, PA
ZIP code 15673	6.2 mi	North Apollo, PA
ZIP code 15725	6.3 mi	Clarksburg, PA
ZIP code 15629	6.6 mi	East Vandergrift, PA
ZIP code 15686	6.6 mi	Spring Church, 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 15618, plotted from its record coordinates.

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

Scope ZIP code 15618. 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.