Meludia - Listening exercises and to sharpen your ear and music theory skills
Live365 - 5,000+ online radio stations run by real people, not generated by computers.
GNU Solfege - GNU Solfege is free music education software.
Streampusher - Start your own internet radio station
Perfect Ear - A simple yet advanced application for improving your solfege skills.
SHOUTcast Radio - SHOUTcast Radio is the home of free Internet Radio.