- 1 OddKid虫牙
- 2 Owsey
- 3 Odense Symfoniorkester
- 4 oxygen
- 5 Oneness Of Juju
- 6 Otograph
- 7 Ouzo Bazooka
- 8 Okami
- 9 Oblivion
- 10 OUT们
- 11 欧阳洁盈
- 12 OHIN
- 13 Oriana
- 14 Oren
- 15 Oryx
- 16 Orangestar
- 17 Ori Shochat
- 18 Oh Wonder
- 19 Olympia
- 20 Oscar
- 21 ONEK
- 22 Oops Guess
- 23 Outcast
- 24 Ottorino Respighi
- 25 OBB
- 26 欧阳梁锐
- 27 OMER DEEP
- 28 Oat KNP
- 29 Ogryzek
- 30 Oli Howe