- 1 Other Lives
- 2 One Love Family
- 3 OZMA
- 4 Odd Future
- 5 Oblomov
- 6 Otto Le Blanc
- 7 Our Last Night
- 8 Outloud
- 9 oneBYone
- 10 Of Mice & Men
- 11 Oasis
- 12 One Last Breath
- 13 O.G.
- 14 Oscar Peterson Trio
- 15 Odiseo
- 16 Out Of Darkness
- 17 Origen
- 18 Onda Vaga
- 19 Outlawz
- 20 Outkast
- 21 Oh Wonder
- 22 Of Monsters And Men
- 23 Of The Orchard
- 24 Os Quatro e Meia
- 25 Opus
- 26 Orchestra of the Swan
- 27 Ophelia
- 28 Old Dominion
- 29 OGD
- 30 Os Paralamas Do Sucesso