http://www.cinemanow.com
2. Napster
http://www.napster.com
3. RealOne Rhapsody
http://www.listen.com
4. BuyMusic.com
http://www.buymusic.com
5. iTunes
http://www.itunes.com
6. EMusic.com
http://www.emusic.com
7. MusicNet
http://www.musicnet.com
8. Streamwaves
http://www.streamwaves.com
9. MusicCity.com
http://www.musiccity.com
10. liquid.com
http://www.liquid.com