Crawford County ZIP Codes

Crawford County is a county of Iowa.

ZIP codes: 12
Cities & towns: 12
Area codes: 1
Land area: 714 sq mi

Every ZIP code in Crawford County

514xx–515xx

The complete list of Crawford County, IA ZIP codes with the city each one delivers to.
ZIP code	City
51432	Aspinwall
51439	Charter Oak
51441	Deloit
51442	Denison
51448	Kiron
51454	Manilla
51460	Ricketts
51461	Schleswig
51465	Vail
51467	Westside
51520	Arion
51528	Dow City

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Crawford County

Area codes covering Crawford County

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

712 Area code 712

Where Crawford County's ZIP codes sit

Each point is the reference point of one Crawford 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 Crawford 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.