Reiffsburg is an unincorporated community in Harrison Township, Wells County, in the U.S. state of Indiana. History Reiffsburg was named after John Reiff, who platted the community. A post office was established at Reiffsburg in 1854, and remained in operation until it was discontinued in 1905. Geography Reiffsburg is located at . References Unincorporated communities in Wells County, Indiana Unincorporated communities in Indiana