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County ZIP codes · Texas · FIPS 48043

Brewster County, TX ZIP Codes

Brewster County, Texas has 6 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 5 residential and 1 for PO boxes or a single organization.

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Brewster County?

79830 · Alpine: $67k79832 · Alpine: –79834 · Big Bend National Park: $50k79842 · Marathon: $46k79852 · Terlingua: $35k7983079842798347985279830 · Alpine: $67k79832 · Alpine: –79834 · Big Bend National Park: $50k79842 · Marathon: $46k79852 · Terlingua: $35k7983079842798347985279830 · Alpine: $67k79832 · Alpine: –79834 · Big Bend National Park: $50k79842 · Marathon: $46k79852 · Terlingua: $35k79830798427983479852
The residential ZIP codes of Brewster County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024).<$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

All 5 residential ZIP codes in Brewster County

Residential ZIP codes mainly in Brewster County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
79830 Alpine 7,853 7 $67k $229k 100%
79852 Terlingua 641 1 $35k $111k 100%
79834 Big Bend National Park 331 1 $50k – 100%
79832 Alpine 330 2,661 – – 100%
79842 Marathon 285 0 $46k $240k 100%

Download the 6 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

PO Box and single-organization ZIP codes

ZIP codes in Brewster County without a residential area (GeoNames postal codes)
ZIPPostal name
79831Alpine

Source: GeoNames postal codes (CC BY 4.0).

Which first three digits do Brewster County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Brewster County starts with 798.

Three-digit prefixes of Brewster County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Brewster County's
PrefixSectional centerHereAll codes
798El Paso, TX (SCF 798)622

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.