Radio Zaracay is a prominent radio station based in Santo Domingo de los Colorados, Ecuador. Founded in 1959 by Hólger Velasteguí, it began as a short-wave station and later expanded to FM broadcasting. The station adopted its current name in 1960, honoring the Tsáchila cacique Joaquín Zaracay.

Broadcasting on 100.5 FM, Radio Zaracay offers a contemporary adult format, combining news programs covering national and international events, sports coverage focusing on Ecuadorian athletes, and music segments featuring various genres and decades. The station prides itself on its live programming hosted by a team of announcers who provide humor, contests, commentary on current trends, and music.

Radio Zaracay has grown significantly over the years, becoming a national broadcaster with coverage in multiple cities including Quito and Esmeraldas. It has adapted to technological changes, now offering online streaming to reach listeners worldwide.

The station celebrated its 64th anniversary in 2023, marking its long-standing presence in Ecuador's media landscape. Throughout its history, Radio Zaracay has played a crucial role in the community, notably during significant events such as the 2016 earthquake, where it served as a vital information source for citizens.