ZIP Code 16222

16222 is one of Pennsylvania's ZIP codes, delivering to addresses in Dayton, Armstrong County.

City: Dayton
County: Armstrong County
State: Pennsylvania
Prefix: 162xx

Where this code sits

16222 is part of the 162xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Dayton.

Dayton Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 16222 delivers to without sharing its boundary.

ZIP codes nearest 16222

The ZIP codes whose reference points sit closest to 16222.
ZIP code	Distance	Delivers to
ZIP code 16249	6.1 mi	Rural Valley, PA
ZIP code 16256	6.2 mi	Smicksburg, PA
ZIP code 16263	6.2 mi	Yatesboro, PA
ZIP code 16253	6.8 mi	Seminole, PA
ZIP code 16250	6.9 mi	Sagamore, PA
ZIP code 16211	7.0 mi	Beyer, PA
ZIP code 16246	7.2 mi	Plumville, PA
ZIP code 15778	7.4 mi	Timblin, 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 16222, plotted from its record coordinates.

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

Scope ZIP code 16222. 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.