ZIP Code 55990

55990 is one of Minnesota's ZIP codes, delivering to addresses in Wykoff, Fillmore County.

City: Wykoff
County: Fillmore County
State: Minnesota
Prefix: 559xx

Where this code sits

55990 is part of the 559xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Wykoff.

Wykoff Minnesota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 55990 delivers to without sharing its boundary.

ZIP codes nearest 55990

The ZIP codes whose reference points sit closest to 55990.
ZIP code	Distance	Delivers to
ZIP code 55975	5.5 mi	Spring Valley, MN
ZIP code 55935	6.3 mi	Fountain, MN
ZIP code 55965	9.3 mi	Preston, MN
ZIP code 55923	10 mi	Chatfield, MN
ZIP code 55961	11 mi	Ostrander, MN
ZIP code 55949	14 mi	Lanesboro, MN
ZIP code 55967	14 mi	Racine, MN
ZIP code 55976	15 mi	Stewartville, MN

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 55990, plotted from its record coordinates.

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

Scope ZIP code 55990. 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.