ZIP Code 54546

54546 is one of Wisconsin's ZIP codes, delivering to addresses in Mellen, Ashland County.

City: Mellen
County: Ashland County
State: Wisconsin
Prefix: 545xx

Where this code sits

54546 is part of the 545xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mellen.

Mellen Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 54546 delivers to without sharing its boundary.

ZIP codes nearest 54546

The ZIP codes whose reference points sit closest to 54546.
ZIP code	Distance	Delivers to
ZIP code 54846	6.7 mi	High Bridge, WI
ZIP code 54855	12 mi	Marengo, WI
ZIP code 54527	12 mi	Glidden, WI
ZIP code 54565	13 mi	Upson, WI
ZIP code 54517	15 mi	Clam Lake, WI
ZIP code 54559	17 mi	Saxon, WI
ZIP code 54536	17 mi	Iron Belt, WI
ZIP code 54861	18 mi	Odanah, 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 54546, plotted from its record coordinates.

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

Scope ZIP code 54546. 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.