The Hipolito F. Garcia Federal Building and United States Courthouse is a historic courthouse, federal office, and post office building located in Downtown San Antonio in Bexar County in the U.S. state of Texas. It was formerly the U.S. Post Office, Federal Office Building and Courthouse. It is the courthouse for the United States District Court for the Southern District of Texas. It holds a prominent location on Alamo Plaza, across from the Alamo. The building is listed on the National Register of Historic Places as San Antonio U.S. Post Office and Courthouse.