ZIP Code 18040

18040 is one of Pennsylvania's ZIP codes, delivering to addresses in Easton, Northampton County.

City: Easton
County: Northampton County
State: Pennsylvania
Prefix: 180xx

Where this code sits

18040 is part of the 180xx range, the group of codes handled by one mail processing centre. Easton is served by 5 ZIP codes in total; the full list, with the county each falls in, is on the Easton page.

Easton Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 18040 delivers to without sharing its boundary.

ZIP codes nearest 18040

The ZIP codes whose reference points sit closest to 18040.
ZIP code	Distance	Delivers to
ZIP code 18085	1.8 mi	Tatamy, PA
ZIP code 18083	2.2 mi	Stockertown, PA
ZIP code 18063	3.6 mi	Martins Creek, PA
ZIP code 18043	3.9 mi	Easton, PA
ZIP code 18044	3.9 mi	Easton, PA
ZIP code 08865	4.5 mi	Phillipsburg, NJ
ZIP code 18045	4.8 mi	Easton, PA
ZIP code 18064	5.1 mi	Nazareth, 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 18040, plotted from its record coordinates.

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

Scope ZIP code 18040. 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.