US Post Office-Little Falls is a historic post office building located at Little Falls in Herkimer County, New York, United States. It was built in 1907-1909 (with an addition in 1938-1940), and is one of a number of post offices in New York State designed by the Office of the Supervising Architect of the Treasury Department, James Knox Taylor. It is a five bay wide, brick and granite structure in the Beaux Arts style with a highly ornamented facade.It was listed on the National Register of Historic Places in 1989.
