One Worldwide Plaza is part of a three-building, mixed-use commercial and residential complex completed in 1989, in the New York City borough of Manhattan, known collectively as Worldwide Plaza. One Worldwide Plaza is a commercial office tower on Eighth Avenue. Two Worldwide Plaza is a residential condominium tower west of the center of the block, and Three Worldwide Plaza is a low-rise condominium residential building with street level stores on Ninth Avenue, to the west of the towers. Skidmore, Owings & Merrill was the designer for the office complex, and the residential complex was designed by Frank Williams. The complex, whose component skyscrapers are among the list of tallest buildings in New York City, occupies an entire city block, bounded by Eighth Avenue, Ninth Avenue, 49th Street, and 50th Street.