Austin, TX ZIP Codes & Directory
Austin is the state capital of Texas, home to the University of Texas at Austin, and a premier global hub for technology, live music, and government administration. Browse all active 5-digit USPS postal codes serving Austin and surrounding Travis County delivery districts.
All ZIP Codes in Austin, TX
6 CodesDowntown Austin
Covering Downtown Austin, Warehouse District, Rainey Street.
East Austin
Covering East Austin, Holly, Rosewood.
Clarksville
Covering Clarksville, Old West Austin, Tarrytown.
South Congress (SoCo)
Covering South Congress (SoCo), Zilker, Barton Hills.
University of Texas at Austin
Covering University of Texas at Austin, West Campus, North Campus.
West Lake Hills
Covering West Lake Hills, Rollingwood, Lost Creek.
About Austin Mail Delivery & Postal Administration
ZIP codes in Austin are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing Travis County and surrounding Texas metropolitan districts.
Frequently Asked Questions About Austin, TX ZIP Codes
How many ZIP codes serve Austin, Texas? ▾
Austin, Texas is served by 6 active USPS postal delivery codes: 78701, 78702, 78703, 78704, 78705, 78746.
What county is Austin located in? ▾
Austin is an incorporated city located within Travis County, Texas.
What is the population and demographic size of Austin? ▾
According to U.S. Census Bureau data, Austin has an estimated population of 974,447 residents and is situated within the Greater Austin (Austin-Round Rock-San Marcos).
How does mail sorting and delivery work in Austin? ▾
Mail delivery in Austin is operated by the United States Postal Service through regional Sectional Center Facility (SCF) distribution plants servicing Travis County and surrounding Texas counties.