ZIP Code 54143

54143 is one of Wisconsin's ZIP codes, delivering to addresses in Marinette, Marinette County.

City: Marinette
County: Marinette County
State: Wisconsin
Prefix: 541xx

Where this code sits

54143 is part of the 541xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Marinette.

Marinette Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 54143 delivers to without sharing its boundary.

ZIP codes nearest 54143

The ZIP codes whose reference points sit closest to 54143.
ZIP code	Distance	Delivers to
ZIP code 49858	4.0 mi	Menominee, MI
ZIP code 54157	7.4 mi	Peshtigo, WI
ZIP code 54159	9.9 mi	Porterfield, WI
ZIP code 49893	15 mi	Wallace, MI
ZIP code 54153	17 mi	Oconto, WI
ZIP code 54112	19 mi	Coleman, WI
ZIP code 54209	20 mi	Egg Harbor, WI
ZIP code 49848	20 mi	Ingalls, MI

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 54143, plotted from its record coordinates.

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

Scope ZIP code 54143. 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.