ZIP Code 54151

54151 is one of Wisconsin's ZIP codes, delivering to addresses in Niagara, Marinette County.

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

Where this code sits

54151 is part of the 541xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Niagara.

Niagara Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 54151 delivers to without sharing its boundary.

ZIP codes nearest 54151

The ZIP codes whose reference points sit closest to 54151.
ZIP code	Distance	Delivers to
ZIP code 49876	3.0 mi	Quinnesec, MI
ZIP code 49802	3.3 mi	Kingsford, MI
ZIP code 49801	4.3 mi	Iron Mountain, MI
ZIP code 49870	6.3 mi	Norway, MI
ZIP code 49892	10 mi	Vulcan, MI
ZIP code 49852	10 mi	Loretto, MI
ZIP code 54156	11 mi	Pembine, WI
ZIP code 54119	12 mi	Dunbar, WI

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 54151, plotted from its record coordinates.

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

Scope ZIP code 54151. 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.