U U2 Überzone Ubiquitous Synergy Seeker UFO Ugly Duckling Ugly Kid Joe U-God Ulrich Schnauss Ulterior Ultimate Fakebook Ultramagnetic MC's Ultra Natè Ultraspank Ultravox Umek Ummet Ozcan Umphrey's McGee Uncle Kracker Uncle Murda Underdog Underground Lovers Underground Railroad to Candyland, The Underground Resistance Underoath Underworld Undisputed Truth, The Uneaq Ungdomskulen Ungh! Unheilig Union 13 Union Square Union Underground, The Unjust U.N.K.L.E. Unklejam Unknown Hinson Unknown Mortal Orchestra Unlikely Candidates, The Unlimited Touch Unloco Unnatural Helpers Unsane Until The Ribbon Breaks Unwritten Law Upper Crust, The Upsetters,The Urgency, The U-Roy Ursula 1000 Urusei Yatsura Us3 US Bombs Used, The Usher Utah Saints UTP UZ
