| United States Post Office and Court House | |
| Coordinates: | 41.1375°N -104.8186°W |
| Added: | June 5, 2017 |
| Area: | NaNacres |
| Mpsub: | Historic US Post Offices in Wyoming, 1900--1941, TR |
| Refnum: | 100001052[1] |
The United States Post Office and Court House in Cheyenne, Wyoming, also called the Joseph C. O'Mahoney Federal Center, was listed on the National Register of Historic Places in 2017.[1]
It is a four-story building.[2] The Modern Movement building was completed in 1965. The Post Office section is two stories.