ZIP Code 16137

16137 is one of Pennsylvania's ZIP codes, delivering to addresses in Mercer, Mercer County.

City: Mercer
County: Mercer County
State: Pennsylvania
Prefix: 161xx

Where this code sits

16137 is part of the 161xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mercer.

Mercer Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 16137 delivers to without sharing its boundary.

ZIP codes nearest 16137

The ZIP codes whose reference points sit closest to 16137.
ZIP code	Distance	Delivers to
ZIP code 16124	6.6 mi	Fredonia, PA
ZIP code 16133	7.5 mi	Jackson Center, PA
ZIP code 16142	8.0 mi	New Wilmington, PA
ZIP code 16127	9.2 mi	Grove City, PA
ZIP code 16172	9.3 mi	New Wilmington, PA
ZIP code 16156	9.6 mi	Volant, PA
ZIP code 16153	11 mi	Stoneboro, PA
ZIP code 16113	11 mi	Clark, 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 16137, plotted from its record coordinates.

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

Scope ZIP code 16137. 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.