ZIP Code 16423

16423 is one of Pennsylvania's ZIP codes, delivering to addresses in Lake City, Erie County.

City: Lake City
County: Erie County
State: Pennsylvania
Prefix: 164xx

Where this code sits

16423 is part of the 164xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Lake City.

Lake City Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 16423 delivers to without sharing its boundary.

ZIP codes nearest 16423

The ZIP codes whose reference points sit closest to 16423.
ZIP code	Distance	Delivers to
ZIP code 16417	2.4 mi	Girard, PA
ZIP code 16430	4.7 mi	North Springfield, PA
ZIP code 16415	5.3 mi	Fairview, PA
ZIP code 16411	5.5 mi	East Springfield, PA
ZIP code 16410	7.4 mi	Cranesville, PA
ZIP code 16443	8.3 mi	West Springfield, PA
ZIP code 16401	8.8 mi	Albion, PA
ZIP code 16475	9.1 mi	Albion, 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 16423, plotted from its record coordinates.

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

Scope ZIP code 16423. 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.