Tulsa, the second largest city in the U.S. state of Oklahoma, is the site of 26 completed high-rises over 200 feet (61 m), 4 of which stand taller than 492 feet (150 m). The tallest building in the city is the BOK Tower, which rises 667 feet (203 m) in Downtown Tulsa and was completed in 1975. It also stands as the 2nd-tallest building in Oklahoma. The second-tallest skyscraper in the city is the Cityplex Central Tower, which rises 648 feet (198 m) and was completed in 1979. The First Place Tower, completed in 1975 and rising 516 feet (157 m), is the third-tallest building in Tulsa. Five of the ten tallest buildings in Oklahoma are located in Tulsa.