Buying the stations for $3.8 million is Swick Broadcasting Corp. Lake Cities President Tom Andrews is retiring, but plans to offer engineering help on a part-time basis.
The stations include WLKI-FM 100.3 in Angola; WTHD-FM 105.5, a country station in LaGrange; and WLZZ-FM 104.5, a country station in Montpelier, Ohio.
Two stations in Sturgis, Mich., also were included in the sale: WMSH-FM 99.3, which has an oldies format; and WMSH-AM 1230, an ESPN sports station.
The sale price does not include land, which was a separate transaction.
The radio deal must be approved by the Federal Communications Commission.