Ray County ZIP Codes

Ray County is a county of Missouri.

ZIP codes: 7
Cities & towns: 7
Area codes: 3
Land area: 569 sq mi

Every ZIP code in Ray County

640xx

The complete list of Ray County, MO ZIP codes with the city each one delivers to.
ZIP code	City
64017	Camden
64035	Hardin
64036	Henrietta
64062	Lawson
64077	Orrick
64084	Rayville
64085	Richmond

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Ray County

A further 1 place in Ray 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 Ray County

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

Where Ray County's ZIP codes sit

Each point is the reference point of one Ray 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 Ray 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.