| Artists | |
|---|---|
| Oasis | Oasis |
| OBI | OBI |
| Offspring, The | The Offspring |
| One Dove | One Dove |
| Onono, Ben | Ben Onono |
| Onyx | Onyx |
| Orchids, The | The Orchids |
| Original, The | The Original |
| Orton, Beth | Beth Orton |
| Out Of Order | Out Of Order |
| Outkast | Outkast |
| Oxmo Puccino | Oxmo Puccino |
| Ozomatli | Ozomatli |