Free Music Downloads - mp3 files

Amazon.com Free Music Downloads
eClassical offers MP3s and some free downloads
Magnatune try before you buy MP3 music.
Audio Lunchbox
Weblisten
dmusic
IUMA
Epitonic.com Hi Quality Free and Legal MP3 Music
GarageBand.com (nothing to do with the Apple software)
Archive.org: Live Music Archive
UBUWEB : Sound : MP3 Archive literary and sound art MP3s.
Open Music Registry
MP3 Unsigned The Best MP3's from New and Unsigned Artists
music.download.com free music downloads
www.realworld.co.uk/od2/ music by Peter Gabriel and others, click on "free downloads", WMA format
RollingStone.com downloads various artists, seems to be mostly WMA
MTV.com - Music - Downloads and MTV2 - Download This Have to register (for free) with MTV first.