Brewster County ZIP Codes

Brewster County is a county of Texas.

ZIP codes: 6
Cities & towns: 4
Area codes: 1
Land area: 6,184 sq mi

Every ZIP code in Brewster County

798xx

The complete list of Brewster County, TX ZIP codes with the city each one delivers to.
ZIP code	City
79830	Alpine
79831	Alpine
79832	Alpine
79834	Big Bend National Park
79842	Marathon
79852	Terlingua

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Brewster County

A further 3 places in Brewster 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 Brewster County

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

432 Area code 432

Where Brewster County's ZIP codes sit

Each point is the reference point of one Brewster 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 Brewster 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.