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.
http://www.3acrefloor.com/3 Beads of Sweat
Chicago-based indie. Artists include the Mountain Goats, Baculum and Art of Fighting. News, tour dates, MP3s, and ordering information.
http://www.3bos.com/
301 Records
Independent label based in Byron Bay, Australia. Includes MP3s and biography for Miss Radio, One, Louder, Gianni, Elevait, Boy Star, and Club Byron.
http://www.301records.com/
3000 Records
An independent company based in Michigan, USA. Profile, artists and contact information.
http://www.8882823483.com/3000records/home.htm
