The station was first licensed, as WISO, in 1953 to the South Puerto Rico Broadcasting Company.
[6] On November 7, 2016, the Federal Communications Commission (FCC) stated that the licenses for WI2XSO and WI3XSO would only be renewed for six months, after which the stations would be deleted.
The reason given was that both stations had far exceeded the six-year maximum permitted for experimental authorizations.
[7] [8] Petitions for review of the order to cancel the licenses was submitted on November 23, 2016, and April 24, 2017.
In 2018, a second station, WVOZ (1580 AM), changed its community of license from Morovis to Aguadilla, and began broadcasting from the former WI3XSO facility.