ZIP Code 15840

15840 is one of Pennsylvania's ZIP codes, delivering to addresses in Falls Creek, Jefferson County.

City: Falls Creek
County: Jefferson County
State: Pennsylvania
Prefix: 158xx

Where this code sits

15840 is part of the 158xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Falls Creek.

Falls Creek Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 15840 delivers to without sharing its boundary.

ZIP codes nearest 15840

The ZIP codes whose reference points sit closest to 15840.
ZIP code	Distance	Delivers to
ZIP code 15801	3.4 mi	Du Bois, PA
ZIP code 15851	5.2 mi	Reynoldsville, PA
ZIP code 15865	6.5 mi	Sykesville, PA
ZIP code 15824	6.6 mi	Brockway, PA
ZIP code 15848	7.3 mi	Luthersburg, PA
ZIP code 15733	7.8 mi	De Lancey, PA
ZIP code 15866	8.4 mi	Troutville, PA
ZIP code 15856	9.2 mi	Rockton, 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 15840, plotted from its record coordinates.

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

Scope ZIP code 15840. 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.