CJBK 1290 is a Canadian radio broadcaster licensed to London, Ontario. The frequency allotted to the station for domestic coverage is 1290 kHz on the AM dial. While in non-domestic areas, it can be heard through its web streaming service. The station offers talk, news, and sports format programming and is a flagship operator of Western Ontario Mustangs college football team. The effective radiated power utilized by the transmitter is 10,000 watts for airing domestically 24/7. The station is listed as a B-class operator of the market.