Antena 21 is a Spanish-language broadcast television station in Santo Domingo, Dominican Republic on UHF channel 21.
Noticias 24 Horas began broadcasting on UHF channel 21 in 1968 as a news-only television station.
In 1972, an earthquake destroyed the station's facilities; it returned in 1975.
In 2014, the channel secured the rights to carry the Dominican Republic team matches for Centrobasket and the 2014 FIBA Basketball World Cup.
This article about a North American television station is a stub.