ZIP Code 54020

54020 is one of Wisconsin's ZIP codes, delivering to addresses in Osceola, Polk County.

City: Osceola
County: Polk County
State: Wisconsin
Prefix: 540xx

Where this code sits

54020 is part of the 540xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Osceola.

Osceola Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 54020 delivers to without sharing its boundary.

ZIP codes nearest 54020

The ZIP codes whose reference points sit closest to 54020.
ZIP code	Distance	Delivers to
ZIP code 55074	4.0 mi	Shafer, MN
ZIP code 54009	6.9 mi	Dresser, WI
ZIP code 55073	7.4 mi	Scandia, MN
ZIP code 55045	8.4 mi	Lindstrom, MN
ZIP code 55084	9.5 mi	Taylors Falls, MN
ZIP code 55012	9.8 mi	Center City, MN
ZIP code 55013	9.9 mi	Chisago City, MN
ZIP code 55047	11 mi	Marine On Saint Croix, MN

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 54020, plotted from its record coordinates.

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

Scope ZIP code 54020. 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.