KZON (103.9 FM) is a commercial radio station licensed to Gilbert, Arizona, and broadcasting to the Phoenix metropolitan area. KZON airs a Rhythmic Hot AC radio format branded as "Hot 97.5/103.9" (simulcasting with KMVA 97.5 FM Dewey-Humboldt, Arizona). Its studios are located on 7th Street in Midtown Phoenix, while its transmitter is located in San Tan Valley, Arizona. It is owned by Riviera Broadcasting.