- 1 Udo
- 2 unknown mortal orchestra
- 3 Ulv
- 4 UGK
- 5 Underworld
- 6 Und3rsound
- 7 Until I Wake
- 8 United Nations
- 9 Underoath
- 10 Unknown Brain
- 11 U2
- 12 Uusi Fantasia
- 13 UFO
- 14 Untamed
- 15 Unity Pacific
- 16 Urban Flow
- 17 Utmarken
- 18 Utah Saints
- 19 unwritten law
- 20 Ultra Orange
- 21 United Strings of Europe
- 22 Union Station
- 23 unity
- 24 Urbanize
- 25 Ukebox
- 26 Ummon
- 27 Upa
- 28 Ultramarine
- 29 Us The Duo
- 30 UB40