ZIP Code 53021

53021 is one of Wisconsin's ZIP codes, delivering to addresses in Fredonia, Ozaukee County.

City: Fredonia
County: Ozaukee County
State: Wisconsin
Prefix: 530xx

Where this code sits

53021 is part of the 530xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Fredonia.

Fredonia Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 53021 delivers to without sharing its boundary.

262 Area code 262

ZIP codes nearest 53021

The ZIP codes whose reference points sit closest to 53021.
ZIP code	Distance	Delivers to
ZIP code 53004	5.7 mi	Belgium, WI
ZIP code 53060	5.9 mi	Newburg, WI
ZIP code 53080	5.9 mi	Saukville, WI
ZIP code 53075	6.3 mi	Random Lake, WI
ZIP code 53074	7.0 mi	Port Washington, WI
ZIP code 53013	9.1 mi	Cedar Grove, WI
ZIP code 53001	10 mi	Adell, WI
ZIP code 53024	11 mi	Grafton, 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 53021, plotted from its record coordinates.

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

Scope ZIP code 53021. 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.