The Richard Sheppard Arnold United States Post Office and Courthouse is a courthouse of the United States District Court for the Eastern District of Arkansas in Little Rock, Arkansas. Completed in 1932, in 2003 it was renamed for Court of Appeals judge Richard S. Arnold. It is located at 500 West Capitol Avenue. It was listed on the National Register of Historic Places in 1999 as Little Rock U.S. Post Office and Courthouse.