ZIP Code 54985

54985 is one of Wisconsin's ZIP codes, delivering to addresses in Winnebago, Winnebago County.

City: Winnebago
County: Winnebago County
State: Wisconsin
Prefix: 549xx

Where this code sits

54985 is part of the 549xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Winnebago.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 54985 delivers to without sharing its boundary.

ZIP codes nearest 54985

The ZIP codes whose reference points sit closest to 54985.
ZIP code	Distance	Delivers to
ZIP code 54901	3.6 mi	Oshkosh, WI
ZIP code 54904	5.2 mi	Oshkosh, WI
ZIP code 54902	5.3 mi	Oshkosh, WI
ZIP code 54903	6.3 mi	Oshkosh, WI
ZIP code 54906	6.3 mi	Oshkosh, WI
ZIP code 54927	7.1 mi	Butte Des Morts, WI
ZIP code 54956	7.9 mi	Neenah, WI
ZIP code 54957	8.4 mi	Neenah, 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 54985, plotted from its record coordinates.

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

Scope ZIP code 54985. 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.