Kittson County ZIP Codes

Kittson County is a county of Minnesota.

ZIP codes: 10
Cities & towns: 10
Area codes: 1
Land area: 1,099 sq mi

Every ZIP code in Kittson County

567xx

The complete list of Kittson County, MN ZIP codes with the city each one delivers to.
ZIP code	City
56720	Donaldson
56728	Hallock
56729	Halma
56731	Humboldt
56732	Karlstad
56733	Kennedy
56734	Lake Bronson
56735	Lancaster
56740	Noyes
56755	Saint Vincent

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Kittson County codes above are listed without a column we would have to invent.

Cities and towns in Kittson County

A further 2 places in Kittson County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.

Area codes covering Kittson County

Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.

218 Area code 218

Where Kittson County's ZIP codes sit

Each point is the reference point of one Kittson County ZIP code, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.

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

Scope every ZIP code recorded in Kittson County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated 16 July 2026. The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.