O. Henry Hall
U.S. Post Office and Federal Building | |
O. Henry Hall as it appeared in 2005 | |
| Location | 601 Colorado Street, Austin, Texas |
|---|---|
| Coordinates | 30°16′7″N 97°44′36″W / 30.26861°N 97.74333°W |
| Area | 0.1 acres (0.040 ha) |
| Built | 1879 |
| Architect | James G. Hill |
| Architectural style | Renaissance |
| NRHP reference No. | 70000771 |
| Added to NRHP | August 25, 1970 |
O. Henry Hall, formerly known as the U.S. Post Office and Federal Building, is a historic courthouse and post office in Austin, Texas, United States. It is located within the Sixth Street Historic District in Downtown Austin. O. Henry Hall serves as the administrative headquarters of the Texas State University System (TSUS), and until 2017 served as the University of Texas System headquarters.