Independent Distribution Network - The global indie music organization. Good selection of resource materials. Searchable database of radio stations, bands, recording studios, labels, etc. Yet another indie musicians' resource. The Local Music Store - Cool indie distribution resource.
Unsigned bands can get material reviewed, too.
This is the place to get your music to the people. Has an online fan mailing list manager, and sells artist CDs online. Also, lets listeners rate the music. Check it out. Listen to great new music and vote for your favorites.