รายชื่อภูมิภาค
- 78701 - Austin, Travis, Texas
- 78702 - Austin, Travis, Texas
- 78703 - Austin, Travis, Texas
- 78704 - Austin, Travis, Texas
- 78705 - Austin, Travis, Texas
- 78708 - Austin, Travis, Texas
- 78709 - Austin, Travis, Texas
- 78710 - Austin, Travis, Texas
- 78711 - Austin, Travis, Texas
- 78713 - Austin, Travis, Texas
- 78714 - Austin, Travis, Texas
- 78715 - Austin, Travis, Texas
- 78716 - Austin, Travis, Texas
- 78718 - Austin, Travis, Texas
- 78719 - Austin, Travis, Texas
- 78720 - Austin, Travis, Texas
- 78721 - Austin, Travis, Texas
- 78722 - Austin, Travis, Texas
- 78723 - Austin, Travis, Texas
- 78724 - Austin, Travis, Texas