Radio Stations - South Dakota Market Station Freq Air Time Aberdeen KBFO-FM 106.7 Su 10a-2p Brookings KBRK-FM 93.7 Su 4p-8p Mitchell KQRN-FM 107.3 Sa 8a-12p; Su 7p-11p Pierre KGFX-FM 92.7 Su 1p-5p Rapid City KRCS-FM 93.1 Su 8a-12p
