ZIP Code 54002

54002 is one of Wisconsin's ZIP codes, delivering to addresses in Baldwin, St. Croix County.

City: Baldwin
County: St. Croix County
State: Wisconsin
Prefix: 540xx

Where this code sits

54002 is part of the 540xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Baldwin.

Baldwin Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 54002 delivers to without sharing its boundary.

ZIP codes nearest 54002

The ZIP codes whose reference points sit closest to 54002.
ZIP code	Distance	Delivers to
ZIP code 54015	4.0 mi	Hammond, WI
ZIP code 54028	4.3 mi	Woodville, WI
ZIP code 54027	8.4 mi	Wilson, WI
ZIP code 54023	9.6 mi	Roberts, WI
ZIP code 54767	9.7 mi	Spring Valley, WI
ZIP code 54013	11 mi	Glenwood City, WI
ZIP code 54017	14 mi	New Richmond, WI
ZIP code 54003	14 mi	Beldenville, 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 54002, plotted from its record coordinates.

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

Scope ZIP code 54002. 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.