ZIP Code 78721: Austin, TX
County: Travis County
Coordinates: 30.27210, -97.68680
ZIP Type: Standard
Time Zone: Central Time (CT)
This profile provides an in-depth look at ZIP code 78721, serving Austin in TX. It lies in Travis County and supports delivery, planning, and address verification.
| Primary City | Austin |
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| ZIP Code | 78721 |
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| County | Travis County |
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| State | TX |
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| Latitude / Longitude | 30.27210, -97.68680 |
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| ZIP Type | Standard |
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| Time Zone | Central Time (CT) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
Open in Maps:
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OpenStreetMap
These links show the approximate center point for ZIP 78721 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 78721 is approximately 30.27210 (latitude) and -97.68680 (longitude). This location sits within Travis County, contributing to regional planning across TX.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 78721 for mail delivery and general location reference in
Travis County,
TX.
This ZIP may extend beyond the city core into nearby communities within Travis County.
Related ZIP Codes (Nearby)
Explore other postal codes near Austin within TX.
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Frequently Asked Questions
What is the primary city for ZIP code 78721?
The primary city for this ZIP code is Austin, located in TX.
In which county is 78721 located?
ZIP code 78721 is situated within Travis County, TX.
What are the coordinates for 78721?
The approximate center point is 30.27210 (Latitude) and -97.68680 (Longitude).
Is ZIP code 78721 active?
This page lists ZIP 78721 as Listed based on the latest refresh date shown above.
Does ZIP 78721 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