ZIP Code 79831: Alpine, TX
County: Brewster
Coordinates: 30.30680, -103.67040
ZIP Type: Standard
Time Zone: Mountain Time (MT)
This profile provides an in-depth look at ZIP code 79831, serving Alpine in TX. It lies in Brewster and supports delivery, planning, and address verification.
| Primary City | Alpine |
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| ZIP Code | 79831 |
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| County | Brewster |
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| State | TX |
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| Latitude / Longitude | 30.30680, -103.67040 |
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| ZIP Type | Standard |
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| Time Zone | Mountain Time (MT) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 79831 (not an exact boundary).
Geographic & Administrative Context
Coordinates for 79831 are listed as 30.30680 / -103.67040, useful for GPS and service checks in and around Alpine, TX.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 79831 for mail delivery and general location reference in
Brewster,
TX.
Some addresses near Alpine may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near Alpine within TX.
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Frequently Asked Questions
What is the primary city for ZIP code 79831?
The primary city for this ZIP code is Alpine, located in TX.
In which county is 79831 located?
ZIP code 79831 is situated within Brewster, TX.
What are the coordinates for 79831?
The approximate center point is 30.30680 (Latitude) and -103.67040 (Longitude).
Is ZIP code 79831 active?
This page lists ZIP 79831 as Listed based on the latest refresh date shown above.
Does ZIP 79831 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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Methodology & Data Notes
How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.
Page updated: 2026-01-08