ZIP Code 16027

16027 is one of Pennsylvania's ZIP codes, delivering to addresses in Connoquenessing, Butler County.

City: Connoquenessing
County: Butler County
State: Pennsylvania
Prefix: 160xx

Where this code sits

16027 is part of the 160xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Connoquenessing.

Connoquenessing Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 16027 delivers to without sharing its boundary.

ZIP codes nearest 16027

The ZIP codes whose reference points sit closest to 16027.
ZIP code	Distance	Delivers to
ZIP code 16053	2.0 mi	Renfrew, PA
ZIP code 16033	3.5 mi	Evans City, PA
ZIP code 16024	5.5 mi	Callery, PA
ZIP code 16045	5.6 mi	Lyndora, PA
ZIP code 16001	6.3 mi	Butler, PA
ZIP code 16063	6.3 mi	Zelienople, PA
ZIP code 16052	6.6 mi	Prospect, PA
ZIP code 16037	6.8 mi	Harmony, 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 16027, plotted from its record coordinates.

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

Scope ZIP code 16027. 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.