WMUM-TV, a television station (channel 7) licensed to Cochran, Georgia, United States, which held the call signs WDCO or WDCO-TV until 2006
•
WMUM-FM, a radio station (89.7 FM) licensed to Cochran, Georgia, United States, which held the call sign WDCO-FM from 1983 to 2006
WRMF, an FM station in Palm Beach, Florida, which used the call letters WMUM until 1973
•
WMUM-FM, a radio station broadcasting on FM 89.7 (formerly WDCO-FM)
In 1990, the station changed its UHF frequency from channel 15 to channel 29, so as to avoid interference to a Department of Defense early warning ballistic missile detection facility located at the Warner Robins Air Force Base.