- 1 Ummon
- 2 Ultimate Spinning Workout
- 3 Udo
- 4 Unity Pacific
- 5 unknown mortal orchestra
- 6 Unbreakable
- 7 Uncommonmenfrommars
- 8 Ultrabeat
- 9 Ultramarine
- 10 Ulv
- 11 Uusi Fantasia
- 12 Untamed
- 13 U2
- 14 Union Station
- 15 United States Marine Band
- 16 Us3
- 17 Unheilig
- 18 Underworld
- 19 Unashamed
- 20 UnitedEra
- 21 United Strings of Europe
- 22 Uncle SLow
- 23 Urban Flow
- 24 UGK
- 25 Underoath
- 26 Urbanize
- 27 Und3rsound
- 28 United Nations
- 29 Until I Wake
- 30 Unknown Brain