The United States Post Office Knickerbocker Station, originally known as "Station B", is a historic post office building located on East Broadway in Manhattan, New York City. It was built in 1935-37, and designed by consulting architect William Dewey Foster for the Office of the Supervising Architect of the United States Department of the Treasury. The building is a two to three story, brick building with a mansard roof and granite trim in the Colonial Revival style. The main entrance features a three bay wide pavilion topped by a pediment.The building was listed on the National Register of Historic Places in 1989.
