A. New York has 282 completed buildings at least 492 feet , Chicago has 126, Miami has 53, Houston has 39, Los Angeles has 26, San Francisco has 25, Seattle has 21, Dallas has 20, Boston has 20, Atlanta has 17, Las Vegas has 14, Philadelphia has 13, Jersey City has 11, Pittsburgh has 10, Minneapolis has 9, Detroit has 8, Denver has 8, Charlotte has 7, Austin has 5, and Columbus has 5.