ZIP Code 56538

56538 is one of Minnesota's ZIP codes, delivering to addresses in Fergus Falls, Otter Tail County.

City: Fergus Falls
County: Otter Tail County
State: Minnesota
Prefix: 565xx

Where this code sits

56538 is part of the 565xx range, the group of codes handled by one mail processing centre. Fergus Falls is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Fergus Falls page.

Fergus Falls Minnesota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 56538 delivers to without sharing its boundary.

218 Area code 218

ZIP codes nearest 56538

The ZIP codes whose reference points sit closest to 56538.
ZIP code	Distance	Delivers to
ZIP code 56537	0.8 mi	Fergus Falls, MN
ZIP code 56533	7.2 mi	Elizabeth, MN
ZIP code 56324	11 mi	Dalton, MN
ZIP code 56543	12 mi	Foxhome, MN
ZIP code 56586	12 mi	Underwood, MN
ZIP code 56534	15 mi	Erhard, MN
ZIP code 56590	16 mi	Wendell, MN
ZIP code 56515	18 mi	Battle Lake, 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 56538, plotted from its record coordinates.

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

Scope ZIP code 56538. 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.