The former United States Post Office is a historic post office building located at Mount Olive, Wayne County, North Carolina.

It was designed by the Office of the Supervising Architect under James A. Wetmore and built in 1931–1933.

It is a two-story, seven-bay, T-shaped, brick building in the Classical Revival style.

The central five bays of the front facade features a colonnade of six unfluted Roman Ionic order columns in antis.

This article about a property in Wayne County, North Carolina on the National Register of Historic Places is a stub.