The third USS Columbus (CA-74), a Baltimore-class heavy cruiser, was the second ship of the United States Navy named for Columbus, Ohio. She was launched 30 November 1944 by Bethlehem Steel Co., Quincy, Massachusetts; she was sponsored by Mrs. E. G.
USS Columbus (SSN-762), a Los Angeles-class submarine, was the fourth ship of the United States Navy to be named for Columbus, Ohio. The contract to build her was awarded to the Electric Boat Division of General Dynamics Corporation in Groton, Connecticut on 21 March 1986 and her keel was laid down on 9 January 1991. She was launched on 1 August 1992 sponsored by Mrs.