 | Othon - Impermanence Pop |  15.11.2011 |
 | Otto Reutter - Der Star des Couplets Pop | 13.09.2011 |
 | Our Lady Peace - Curve Rock | 17.04.2012 |
 | Outlawz - Perfect Timing Hip-Hop | 13.09.2011 |
 | Outshine - Addiction Metal | 19.06.2012 |
 | Overcharge - Accelerate Metal | 30.09.2014 |
 | Overkill - The Electric Age Metal | 27.03.2012 |
| Overtures - Rebirth Rock | 17.07.2012 |
 | Owen - Ghost Town Rock | 08.11.2011 |
 | Owen Pallett - In Conflict Pop | 27.05.2014 |
 | Owiny Sigoma Band - Owiny Sigoma Band Elektroniczna | 03.05.2011 |
 | Owl City - All Things Bright and Beautiful Elektroniczna | 14.06.2011 |
 | Owl City - Midsummer Station Elektroniczna | 21.08.2012 |
| Oysterband - Ragged Kingdom Folk/Ludowa | 18.10.2011 |
 | Ozric Tentacles - Paper Monkeys Rock | 25.10.2011 |