Sargent County ZIP Codes

Sargent County is a county of North Dakota.

ZIP codes: 8
Cities & towns: 8
Area codes: 1
Land area: 858 sq mi

Every ZIP code in Sargent County

580xx

The complete list of Sargent County, ND ZIP codes with the city each one delivers to.
ZIP code	City
58013	Cayuga
58017	Cogswell
58032	Forman
58040	Gwinner
58043	Havana
58060	Milnor
58067	Rutland
58069	Stirum

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Sargent County codes above are listed without a column we would have to invent.

Cities and towns in Sargent County

A further 1 place in Sargent County appears in the postal source without a page of its own; its codes are in the table above and each one links to its own page.

Area codes covering Sargent County

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

701 Area code 701

Where Sargent County's ZIP codes sit

Each point is the reference point of one Sargent 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 Sargent 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.