ZIP Code 16240

16240 is one of Pennsylvania's ZIP codes, delivering to addresses in Mayport, Clarion County.

City: Mayport
County: Clarion County
State: Pennsylvania
Prefix: 162xx

Where this code sits

16240 is part of the 162xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mayport.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 16240 delivers to without sharing its boundary.

ZIP codes nearest 16240

The ZIP codes whose reference points sit closest to 16240.
ZIP code	Distance	Delivers to
ZIP code 16230	2.1 mi	Hawthorn, PA
ZIP code 16245	2.1 mi	Oak Ridge, PA
ZIP code 15778	3.5 mi	Timblin, PA
ZIP code 16224	3.7 mi	Fairmount City, PA
ZIP code 15770	4.5 mi	Ringgold, PA
ZIP code 16242	4.8 mi	New Bethlehem, PA
ZIP code 16253	4.9 mi	Seminole, PA
ZIP code 16223	5.2 mi	Distant, 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 16240, plotted from its record coordinates.

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

Scope ZIP code 16240. 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.