Herreid, S.D.-based Campbell County Bank plans to acquire Hosmer, S.D.-based Farmers State Bank..Campbell County Bank submitted an application to the FDIC last week. The price of the deal has not been released.Both banks are based in northcentral South Dakota. Campbell County Bank has $215.3 million in assets, $148 million in total deposits and 21 employees. Farmers State Bank has $21.7 million in assets.