Find the last 4 digits (ZIP+4) for an address in 78739

ZIP 78739, Austin, TX is filled in. Just type the street address.

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ZIP Code 78739 – Austin, TX

Austin, Texas · Travis County · Central time

ZIP code78739
CityAustin
StateTexas
CountyTravis CountyHays County
Population20,659
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area11.59 sq mi
Center (lat, long)30.1760, -97.8909

Area codes in this area

512737

These are the area codes that most often serve ZIP 78739 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

78652 Manchaca · 3.4 mi78749 Austin · 3.5 mi78737 Austin · 3.9 mi78748 Austin · 4.2 mi78745 Austin · 5.9 mi78736 Austin · 6.1 mi78735 Austin · 6.6 mi78610 Buda · 7.3 mi

About ZIP 78739

ZIP code 78739 is assigned to Austin, Texas. It crosses 2 counties; most of its land is in Travis County. Its Census area covers about 11.59 square miles of land. The closest neighboring ZIP is 78652 (Manchaca), about 3.4 miles away.

Every address in 78739 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources