WXAJ (99.7 MHz) is a commercial FM radio station, licensed to Hillsboro, Illinois, and serving the Springfield metropolitan area. It is owned by the Neuhoff Corporation and broadcasts a hot adult contemporary radio format, known as "99.7 The Mix". The radio studios and offices are on South 4th Street in Southern View, Illinois, using a Springfield address. WXAJ has an effective radiated power (ERP) of 50,000 watts, the current maximum for most FM stations in Illinois. The transmitter is on County Road 900 East, off Front Street (Illinois Route 48) in Harvel, Illinois.