US Post Office-Seneca Falls is a historic post office building located at Seneca Falls in Seneca County, New York. It was designed and built in 1932-1934 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 A. Wetmore. It is irregular in plan, with a U-shaped, two-story main block with a one-story interior section, and a one-story rear wing with a mailing platform. The facades are clad in buff-colored brick and limestone and executed in the Classical Revival style with Art Deco decorative detailing.[2]