U.S. Post Office is a historic post office building located at Fayetteville, Cumberland County, North Carolina. It was built between 1909 and 1911, and is a one-story, five bay, Classical Revival style brick building. A wing was added in 1935. It housed a post office into the 1960s, after which it was used as a branch library.
It was listed on the National Register of Historic Places in 1983.