The University of Mindanao Broadcasting Network (UMBN) is a commercial broadcasting company in Mindanao. It is founded in 1949 by University of Mindanao in Davao City. It runs AM & FM Stations in Mindanao while its affiliate, Ditan Communications run the Visayas FM Stations.In Davao City, its flagship stations are DXUM 819 kHz. in the AM band and DXWT Wild WT 92.3 MHz.