ZIP Code 79830

79830 is one of Texas's ZIP codes, delivering to addresses in Alpine, Brewster County.

City: Alpine
County: Brewster County
State: Texas
Prefix: 798xx

Where this code sits

79830 is part of the 798xx range, the group of codes handled by one mail processing centre. Alpine is served by 3 ZIP codes in total; the full list, with the county each falls in, is on the Alpine page.

Alpine Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 79830 delivers to without sharing its boundary.

432 Area code 432

ZIP codes nearest 79830

The ZIP codes whose reference points sit closest to 79830.
ZIP code	Distance	Delivers to
ZIP code 79831	3.2 mi	Alpine, TX
ZIP code 79832	6.9 mi	Alpine, TX
ZIP code 79843	26 mi	Marfa, TX
ZIP code 79842	26 mi	Marathon, TX
ZIP code 79734	30 mi	Fort Davis, TX
ZIP code 79786	48 mi	Toyahvale, TX
ZIP code 79718	50 mi	Balmorhea, TX
ZIP code 79854	55 mi	Valentine, TX

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 79830, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 79830. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.