Find the last 4 digits (ZIP+4) for an address in 78705

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ZIP Code 78705 – Austin, TX

Austin, Texas · Travis County · Central time

ZIP code78705
CityAustin
StateTexas
CountyTravis County
Population33,238
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area2.07 sq mi
Center (lat, long)30.2947, -97.7390

Area codes in this area

512737

These are the area codes that most often serve ZIP 78705 (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

78712 Austin · 0.8 mi78751 Austin · 1.5 mi78722 Austin · 1.5 mi78703 Austin · 1.6 mi78701 Austin · 1.7 mi78756 Austin · 1.9 mi78713 Austin · 1.9 mi78714 Austin · 1.9 mi

About ZIP 78705

ZIP code 78705 is assigned to Austin, Texas. It lies in Travis County. Its Census area covers about 2.07 square miles of land. The closest neighboring ZIP is 78712 (Austin), about 0.8 miles away.

Every address in 78705 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