Davis County ZIP Codes

Davis County is a county of Iowa.

ZIP codes: 4
Cities & towns: 4
Area codes: 1
Land area: 502 sq mi

Every ZIP code in Davis County

525xx

The complete list of Davis County, IA ZIP codes with the city each one delivers to.
ZIP code	City
52537	Bloomfield
52552	Drakesville
52560	Floris
52584	Pulaski

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Davis County

Area codes covering Davis County

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

641 Area code 641

Where Davis County's ZIP codes sit

Each point is the reference point of one 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 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.