Roger Mills County ZIP Codes

Roger Mills County is a county of Oklahoma.

ZIP codes: 6
Cities & towns: 6
Area codes: 1
Land area: 1,141 sq mi

Every ZIP code in Roger Mills County

736xx

The complete list of Roger Mills County, OK ZIP codes with the city each one delivers to.
ZIP code	City
73628	Cheyenne
73638	Crawford
73642	Durham
73650	Hammon
73660	Reydon
73666	Sweetwater

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Roger Mills County

A further 2 places in Roger Mills 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 Roger Mills County

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

580 Area code 580

Where Roger Mills County's ZIP codes sit

Each point is the reference point of one Roger Mills 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 Roger Mills 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.