Wikipedia
KOZK, virtual and UHF digital channel 21, is a PBS member television station located in Springfield, Missouri, United States. The station is owned by Missouri State University. KOZK maintains studio facilities and offices located on the Missouri State University campus on National Avenue in southern Springfield, and its transmitter is located on Switchgrass Road, north of Fordland.
The station's programming is simulcast on satellite station KOZJ, virtual and UHF digital channel 26), in Joplin; its transmitter is located on West 13th Street/Junge Boulevard in northwestern Joplin. The two stations utilize the unified brand Ozarks Public Television, and both their signals cover the Ozarks region of southwestern Missouri, southeastern Kansas, northwestern Arkansas and far northeastern Oklahoma.