22tracks - DJ curated Spotify playlists on iOS
Wohooo.net - Create Your Own Online Radio Station
Bedrocc - iOS internet radio. Listen to any radio station anytime.
Listen2MyRadio - Stop dreaming, start streaming. Free and premium Shoutcast and Icecast audio broadcasting.
8tracks 4.0 (early access) - Internet radio created by people, not algorithms
Streampusher - Start your own internet radio station