Jefferson Davis County ZIP Codes

Jefferson Davis County is a county of Mississippi.

ZIP codes: 3
Cities & towns: 3
Area codes: 2
Land area: 408 sq mi

Every ZIP code in Jefferson Davis County

394xx

The complete list of Jefferson Davis County, MS ZIP codes with the city each one delivers to.
ZIP code	City
39421	Bassfield
39427	Carson
39474	Prentiss

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Jefferson Davis County

A further 1 place in Jefferson Davis 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 Jefferson Davis County

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

Where Jefferson Davis County's ZIP codes sit

Each point is the reference point of one Jefferson Davis 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 Jefferson Davis 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.