ZIP Code 18091

18091 is one of Pennsylvania's ZIP codes, delivering to addresses in Wind Gap, Northampton County.

City: Wind Gap
County: Northampton County
State: Pennsylvania
Prefix: 180xx

Where this code sits

18091 is part of the 180xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Wind Gap.

Wind Gap Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 18091 delivers to without sharing its boundary.

ZIP codes nearest 18091

The ZIP codes whose reference points sit closest to 18091.
ZIP code	Distance	Delivers to
ZIP code 18072	3.8 mi	Pen Argyl, PA
ZIP code 18064	5.0 mi	Nazareth, PA
ZIP code 18083	5.5 mi	Stockertown, PA
ZIP code 18353	5.9 mi	Saylorsburg, PA
ZIP code 18014	6.1 mi	Bath, PA
ZIP code 18085	6.5 mi	Tatamy, PA
ZIP code 18040	7.4 mi	Easton, PA
ZIP code 18354	7.5 mi	Sciota, 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 18091, plotted from its record coordinates.

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

Scope ZIP code 18091. 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.