Chariton County ZIP Codes

Chariton County is a county of Missouri.

ZIP codes: 8
Cities & towns: 8
Area codes: 1
Land area: 751 sq mi

Every ZIP code in Chariton County

646xx–652xx

The complete list of Chariton County, MO ZIP codes with the city each one delivers to.
ZIP code	City
64660	Mendon
64676	Rothville
64681	Sumner
65236	Brunswick
65246	Dalton
65261	Keytesville
65281	Salisbury
65286	Triplett

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Chariton County

Area codes covering Chariton County

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

660 Area code 660

Where Chariton County's ZIP codes sit

Each point is the reference point of one Chariton 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 Chariton 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.