463 West Street is a 13-building complex located on the block between West Street, Washington Street, Bank Street, and Bethune Street in Manhattan, New York. It was originally the home of Bell Telephone Laboratories between 1898 and 1966. For a time, it was the largest industrial research center in the United States. It was listed on the National Register of Historic Places and further designated as a National Historic Landmark, as Bell Telephone Laboratories. The site was also the home for part of the Manhattan Project during World War II.