Longrun, Missouri
Longrun is an unincorporated community in western Ozark [County, Missouri|Ozark County], Missouri, United States. It is located on Route [95 (Missouri)|Route 95], approximately northwest of Theodosia and southwest of Thornfield. Longrun's post office closed and mail delivery is now served by Theodosia.
Longrun was established in 1898 with a post office and school in Longrun Township near Longrun Creek. The post office was discontinued in 1980.