1620 L Street is a high-rise building in Washington, D.C. The building rises 12 floors and 157 feet (48 m) in height. The building was designed by architectural firm Smith, Segreti, Tepper, McMahon & Harned and was completed in 1989. As of July 2008, the structure stands as the 24th-tallest building in the city, tied in rank with 1111 19th Street, 1333 H Street, 1000 Connecticut Avenue, the Republic Building, 1010 Mass, the Army and Navy Club Building and the The Watergate Hotel and Office Building. 1620 L Street is an example of postmodern architecture, and has a glass and granite facade. It is composed almost entirely of office space, with 512,000 square feet (48,000 m²) of commercial area; the three basement levels are used as parking space, containing a 126-spot parking garage.