Grand Forks County ZIP Codes

Grand Forks County is a county of North Dakota.

ZIP codes: 19
Cities & towns: 13
Area codes: 1
Land area: 1,436 sq mi

Every ZIP code in Grand Forks County

582xx

The complete list of Grand Forks County, ND ZIP codes with the city each one delivers to.
ZIP code	City
58201	Grand Forks
58202	Grand Forks
58203	Grand Forks
58204	Grand Forks Afb
58205	Grand Forks Afb
58206	Grand Forks
58207	Grand Forks
58208	Grand Forks
58214	Arvilla
58228	Emerado
58235	Gilby
58244	Inkster
58251	Larimore
58256	Manvel
58258	Mekinock
58266	Niagara
58267	Northwood
58275	Reynolds
58278	Thompson

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Grand Forks County

A further 3 places in Grand Forks 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 Grand Forks 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 Grand Forks County's ZIP codes sit

Each point is the reference point of one Grand Forks 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 Grand Forks 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.