Quincy, Omaha and Kansas City Railroad Office Building

Quincy, Omaha and Kansas City Railroad Office Building
U.S. National Register of Historic Places
Show map of Missouri Show map of the US
Location	117 N. Water St., Milan, Missouri
Coordinates	40°12′9″N 93°7′25″W / 40.20250°N 93.12361°W / 40.20250; -93.12361Coordinates: 40°12′9″N 93°7′25″W / 40.20250°N 93.12361°W / 40.20250; -93.12361
Area	less than one acre
Built	1898 (1898)
Architect	Kern, Emmanuel G.
Architectural style	Romanesque, Late 19th Century Commercial
NRHP Reference #	91001917
Added to NRHP	January 7, 1992

Quincy, Omaha and Kansas City Railroad Office Building, also known as the O.K. Building and Sullivan County Courthouse, is a historic office building located at Milan, Sullivan County, Missouri. It was built in 1898 by the Quincy, Omaha and Kansas City Railroad. It is a two-story, rectangular brick building on a limestone foundation. It features a Romanesque style round arched entrance and second-story window openings. From 1908 to 1940, the building was used by Sullivan County as a courthouse and served as the seat of government for the county.

It was listed on the National Register of Historic Places in 1992.