Radyo Siram
Radyo Siram 101.1 is an FM station owned and operated by Subic [Broadcasting Corporation]. Its studio is located along Rizal St., Brgy. Sagpon, Daraga. Its transmitter is located at Mount Bariw, Brgy. Estanza, Legazpi.
It was formerly on 100.3 MHz of Hypersonic Broadcasting Center from its inception on October 1, 2024 to October 15, 2025, when transferred to its current frequency.