ZIP Code 16743

16743 is one of Pennsylvania's ZIP codes, delivering to addresses in Port Allegany, McKean County.

City: Port Allegany
County: McKean County
State: Pennsylvania
Prefix: 167xx

Where this code sits

16743 is part of the 167xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Port Allegany.

Port Allegany Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 16743 delivers to without sharing its boundary.

ZIP codes nearest 16743

The ZIP codes whose reference points sit closest to 16743.
ZIP code	Distance	Delivers to
ZIP code 16750	5.4 mi	Turtlepoint, PA
ZIP code 16746	7.1 mi	Roulette, PA
ZIP code 16730	7.2 mi	East Smethport, PA
ZIP code 16724	7.5 mi	Crosby, PA
ZIP code 16749	9.9 mi	Smethport, PA
ZIP code 16731	11 mi	Eldred, PA
ZIP code 16748	11 mi	Shinglehouse, PA
ZIP code 16745	13 mi	Rixford, 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 16743, plotted from its record coordinates.

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

Scope ZIP code 16743. 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.