This lists the tallest buildings in the State of Pennsylvania, over 120 meters (400 feet), ranked by height. The tallest building in Pennsylvania is the 57-story Comcast Center located in Philadelphia, which at 975 feet (297 meters) is currently the 15th-tallest building in the United States. It was topped out on June 18, 2007, to become the tallest building in Philadelphia and the state. All of the buildings over 120 meters are in Philadelphia and Pittsburgh; 29 are in Philadelphia and 16 are in Pittsburgh.