The Edge Radio began airing in 2006 at 90.3 FM in Lucena, when the UCB formed a partnership with Century Broadcasting Network.
In 2011, when Century reformatted the station as mass-based station under the Magik FM network, it transferred to 103.1 FM and rebranded as "The Edge Radio Strong South", maintaining its signal reaching the entire Quezon and its neighbored provinces.
The Century-owned Edge Radio stations were later sold to and spun-off into Christian Music Power (CMPI), a broadcast franchisee of UCB in the Philippines.
In May 2013, one of the station's presenters and a blocktimer, Melinda Jennifer Glefonea, was reportedly abducted by 2 unidentified men at a restaurant in the town's proper.
[6] In September 2023, it went back on air as XFM Southern Tagalog under Y2H Broadcasting Network, Inc.