KIYU-FM is a Public Radio formatted broadcast radio station licensed to Galena, Alaska, serving the Alaska Bush. KIYU is owned and operated by Big River Public Broadcasting Corporation. KIYU had originally broadcast on AM at 910 kHz, but the license for the AM station was surrendered on May 4, 2020. The FM station began broadcasting in 2008, and remains on the air.

Rebroadcasters

In addition to the main station, KIYU is relayed on 10 full-power FM repeaters to widen its broadcast area. KIYU programming is also simulcast on KRFF in Fairbanks, weekday afternoons.