The Federal Building and U.S. Courthouse is located within a federal complex that includes the U.S. Post Office and Courthouse and the Murrah Parking Garage and Plaza . The Alfred P. Murrah Federal Building was also part of this complex until the April 1995 truck bomb explosion that killed 168 people . Today , the Oklahoma City National Memorial and Museum occupies the site . The Federal Building and U.S. Courthouse withstood the blast , although some windows and lights shattered
April 1995 truck bomb explosion
Oklahoma City bombing
William J. Holloway Jr. United States Courthouse