Idaho County ZIP Codes

Idaho County is a county of Idaho.

ZIP codes: 13
Cities & towns: 13
Area codes: 2
Land area: 8,477 sq mi

Every ZIP code in Idaho County

835xx–836xx

The complete list of Idaho County, ID ZIP codes with the city each one delivers to.
ZIP code	City
83522	Cottonwood
83525	Elk City
83526	Ferdinand
83530	Grangeville
83531	Fenn
83533	Greencreek
83539	Kooskia
83542	Lucile
83547	Pollock
83549	Riggins
83552	Stites
83554	White Bird
83671	Warren

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Idaho County

A further 6 places in Idaho 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 Idaho County

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

Where Idaho County's ZIP codes sit

Each point is the reference point of one Idaho 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 Idaho 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.