ZIP Code 78646
Leander · Williamson, Texas
78646 is the ZIP code of Leander in Williamson, Texas, United States.
- ZIP Code
- 78646
- County
- Williamson
- State
- Texas
- Country
- United States
Place with ZIP code 78646
| Place | County | Location |
|---|---|---|
| Leander | Williamson | 30.579, -97.853 |
Near Austin
The nearest major city is Austin, about 36 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 78646?
Leander.
Which county and state is 78646 in?
Williamson, Texas, United States.
What is the nearest major city to 78646?
Austin, about 36 km away.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.