CHUM-FM is a Canadian radio station licensed to Toronto, Ontario and operated by Bell Media. It broadcasts at 104.5 MHz with a hot adult contemporary format. CHUM's studios are located at 250 Richmond Street West in the Entertainment District, while its transmitter is located atop the CN Tower. The station also broadcasts nationwide on Shaw Direct channel 872, on Bell TV channel 990, and on Bell Fibe TV channel 978, and locally on Rogers Cable channel 925.