- 1 Oliver Shanti & Friends
- 2 Overmono
- 3 Oblomov
- 4 Orgy
- 5 Orchester der Deutschen Oper Berlin
- 6 OneRepublic
- 7 One Heart
- 8 Omnium Gatherum
- 9 Oceanlab
- 10 One-Two
- 11 Oxymorrons
- 12 Our Last Night
- 13 Orbital
- 14 Oasis
- 15 Out Of Tune
- 16 One Nation
- 17 Os Paralamas Do Sucesso
- 18 Other Lives
- 19 OZMA
- 20 Omar El Gamal
- 21 Oro Solido
- 22 oneBYone
- 23 Onda Vaga
- 24 Otto Le Blanc
- 25 Old Dominion
- 26 OPB
- 27 Owls
- 28 Okkervil River
- 29 Ocean Alley
- 30 Oh Wonder