Clinton County ZIP Codes

Clinton County is a county of Indiana.

ZIP codes: 8
Cities & towns: 8
Area codes: 1
Land area: 405 sq mi

Every ZIP code in Clinton County

460xx

The complete list of Clinton County, IN ZIP codes with the city each one delivers to.
ZIP code	City
46035	Colfax
46039	Forest
46041	Frankfort
46050	Kirklin
46057	Michigantown
46058	Mulberry
46065	Rossville
46067	Sedalia

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Clinton County

A further 2 places in Clinton 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 Clinton County

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

765 Area code 765

Where Clinton County's ZIP codes sit

Each point is the reference point of one Clinton 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 Clinton 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.