ZIP Code 56586

56586 is one of Minnesota's ZIP codes, delivering to addresses in Underwood, Otter Tail County.

City: Underwood
County: Otter Tail County
State: Minnesota
Prefix: 565xx

Where this code sits

56586 is part of the 565xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Underwood.

Underwood Minnesota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 56586 delivers to without sharing its boundary.

218 Area code 218

ZIP codes nearest 56586

The ZIP codes whose reference points sit closest to 56586.
ZIP code	Distance	Delivers to
ZIP code 56515	6.1 mi	Battle Lake, MN
ZIP code 56576	8.4 mi	Richville, MN
ZIP code 56524	11 mi	Clitherall, MN
ZIP code 56324	11 mi	Dalton, MN
ZIP code 56538	12 mi	Fergus Falls, MN
ZIP code 56537	12 mi	Fergus Falls, MN
ZIP code 56533	14 mi	Elizabeth, MN
ZIP code 56571	16 mi	Ottertail, 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 56586, plotted from its record coordinates.

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

Scope ZIP code 56586. 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.