ZIP Code 54448

54448 is one of Wisconsin's ZIP codes, delivering to addresses in Marathon, Marathon County.

City: Marathon
County: Marathon County
State: Wisconsin
Prefix: 544xx

Where this code sits

54448 is part of the 544xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Marathon.

Marathon Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 54448 delivers to without sharing its boundary.

ZIP codes nearest 54448

The ZIP codes whose reference points sit closest to 54448.
ZIP code	Distance	Delivers to
ZIP code 54402	4.0 mi	Wausau, WI
ZIP code 54401	7.0 mi	Wausau, WI
ZIP code 54426	8.6 mi	Edgar, WI
ZIP code 54411	9.0 mi	Athens, WI
ZIP code 54474	11 mi	Rothschild, WI
ZIP code 54417	11 mi	Brokaw, WI
ZIP code 54455	12 mi	Mosinee, WI
ZIP code 54476	13 mi	Schofield, 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 54448, plotted from its record coordinates.

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

Scope ZIP code 54448. 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.