Puerto Rico, whose broadcaster selected its performers internally, had a promising start in the OTI Song Contest.

It won the contest on two occasions, the first time with the song "Hoy sólo canto por cantar" sung by Nydia Caro in 1974.

[1] In 1980 in Buenos Aires, the Puerto Rican branch of Telemundo recorded its second victory in the festival with the song "Contigo, mujer" sung by Rafael José, which was composed by Laureano Brizuela and Ednita Nazario.

[2] Apart from their victories, the country managed to reach the top 10 in eight occasions, but from 1983 on, the results of Puerto Rico in the contest started declining, In fact, since then, Telemundo was unable to reach the top ten positions again, until the last edition of the show in 2000, when the country got the second place with the song "Con una canción" sung by José Vega Santana.

Telemundo Puerto Rico, hosted the OTI Festival 1975 after the victory of Nydia Caro the previous year, according to the initial rules of the show.