Soundzabound

This is a great site founded by educators. It is the only royalty free music library.

 

Classical Music Archives

Largest classical music site on the web.

CCmixter

Music on this site is licensed under a Creative Commons license. You are free to download and sample from music on this site and share the results with anyone, anywhere, anytime. Some songs might have certain restrictions, depending on their specific licenses. Each submission is marked clearly with the license that applies to it.