CMQ (Cuba)
| City | Havana | 
|---|---|
| Channels | |
| Programming | |
| Language(s) | Spanish | 
| Affiliations | NBC | 
| History | |
| Founded | December 18, 1950 | 
| First air date | March 11, 1951 | 
| Last air date | 1960 | 
CMQ (640 kHz) was a commercial radio station in Havana, Cuba. It had a large audience in the 1940s and 1950s, attracting listeners with programs that included music, sports, talk and news. It later expanded into a television station and network.
The radio station was heard on the clear channel frequency of 640 AM, powered at 50,000 watts, making it audible around the Caribbean and Southern United States at night. The TV station broadcast on Channel 6 in Havana, later expanding to seven stations around the island.