3H Musicproduction
German electronica label. Artists include Sex Appeal, Lyane Leigh, and Natascha. News, guestbook, audio clips, and online store.

3Acre Floor Records
San Francisco indie label. Artists include The Knit Separates, The Brave Bulls, and Orange Cake Mix. Artist pages, catalog, and contact information.

33 and 1/3 Records
Based in Ann Arbor, Michigan. Artists include Savage Grace and Opera Lite. Discography, items in production, and company profile.

3 Beads of Sweat
Chicago-based indie. Artists include the Mountain Goats, Baculum and Art of Fighting. News, tour dates, MP3s, and ordering information.