DWFO (87.5 FM), broadcasting as 87.5 Republika FM1, is a radio station owned and operated by the Presidential Broadcast Service, the broadcast arm of the Presidential Communications Group. Its studios and transmitter are located at the 4th Floor, Philippine Information Agency Building, Visayas Ave., Quezon City. The station operates on terrestrial radio Mondays to Sundays from 5:00 AM to 12:00 MN, while it operates 24 hours a day on its online platforms. ()