Rdio.com
Whatever you’re up to, Rdio has free music stations to fit the moment. With Rdio Unlimited listen to playlists, albums, and millions of songs, online or off.
http://www.rdio.comJango
http://www.jango.com
AM Stereo
http://www.amstereo.org
SomaFM
Commercial-free, Listener-supported Radio
http://www.soma.fm