79831 ZIP Code — Alpine, TX
Brewster County, Texas
ZIP code 79831 is located in Alpine, Texas, within Brewster County. It covers approximately 0.00 square miles and serves a population of 0 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 432.
0
population
0.00
sq mi land
Standard
ZIP type
Central (CT)
timezone
79831 ZIP code map
Cities in ZIP code 79831
Below are the cities the US Postal Service accepts for ZIP code 79831. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Alpine | Acceptable |
Demographics
updated 07/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 48 |
| County FIPS | 043 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 30.3068 |
| Longitude | -103.6704 |
| Timezone | Central (CT) |
| Area code | 432 |