Bay 93.9 (call sign 3BAY) is a commercial FM radio station based in Geelong, Victoria, Australia. Commencing broadcasting in 1989, the station broadcasts an adult contemporary format.
Initially known as Bay FM, the station was originally licensed as part of a Commonwealth Government plan to increase the diversity of radio services in regional centres. The station's launch date is disputed â the Australian Communications and Media Authority, which oversees licensing of radio services in Australia, lists the station's launch date as 10 December 1989.