ZIP Code 54990

54990 is one of Wisconsin's ZIP codes, delivering to addresses in Iola, Waupaca County.

City: Iola
County: Waupaca County
State: Wisconsin
Prefix: 549xx

Where this code sits

54990 is part of the 549xx range, the group of codes handled by one mail processing centre. Iola is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Iola page.

Iola Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 54990 delivers to without sharing its boundary.

ZIP codes nearest 54990

The ZIP codes whose reference points sit closest to 54990.
ZIP code	Distance	Delivers to
ZIP code 54945	1.7 mi	Iola, WI
ZIP code 54977	3.7 mi	Scandinavia, WI
ZIP code 54407	8.5 mi	Amherst Junction, WI
ZIP code 54962	8.8 mi	Ogdensburg, WI
ZIP code 54458	8.9 mi	Nelsonville, WI
ZIP code 54926	9.4 mi	Big Falls, WI
ZIP code 54406	10 mi	Amherst, WI
ZIP code 54949	11 mi	Manawa, 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 54990, plotted from its record coordinates.

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

Scope ZIP code 54990. 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.