Kootenai County ZIP Codes

Kootenai County is a county of Idaho.

ZIP codes: 14
Cities & towns: 11
Area codes: 2
Land area: 1,238 sq mi

Every ZIP code in Kootenai County

838xx

The complete list of Kootenai County, ID ZIP codes with the city each one delivers to.
ZIP code	City
83801	Athol
83803	Bayview
83810	Cataldo
83814	Coeur d'Alene
83815	Coeur d'Alene
83816	Coeur d'Alene
83833	Harrison
83835	Hayden
83842	Medimont
83854	Post Falls
83858	Rathdrum
83869	Spirit Lake
83876	Worley
83877	Post Falls

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Kootenai County

A further 3 places in Kootenai 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 Kootenai County

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

Where Kootenai County's ZIP codes sit

Each point is the reference point of one Kootenai 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 Kootenai 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.