ZIP Code 54406

54406 is one of Wisconsin's ZIP codes, delivering to addresses in Amherst, Portage County.

City: Amherst
County: Portage County
State: Wisconsin
Prefix: 544xx

Where this code sits

54406 is part of the 544xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Amherst.

Amherst Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 54406 delivers to without sharing its boundary.

ZIP codes nearest 54406

The ZIP codes whose reference points sit closest to 54406.
ZIP code	Distance	Delivers to
ZIP code 54458	5.0 mi	Nelsonville, WI
ZIP code 54407	5.8 mi	Amherst Junction, WI
ZIP code 54977	7.3 mi	Scandinavia, WI
ZIP code 54909	9.6 mi	Almond, WI
ZIP code 54946	9.8 mi	King, WI
ZIP code 54990	10 mi	Iola, WI
ZIP code 54981	11 mi	Waupaca, WI
ZIP code 54945	11 mi	Iola, 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 54406, plotted from its record coordinates.

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

Scope ZIP code 54406. 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.