 | Owl City - Midsummer Station Elektroniczna |  21.08.2012 |
 | Owl John - Owl John Inne |  18.08.2014 |
 | Oxbow - Love's Holiday Metal |  21.07.2023 |
 | Oxbow - Thin Black Duke Metal | 05.05.2017 |
 | Oxford Drama - Fluctuations [EP] Pop | 20.01.2015 |
 | Oxford Drama - In Awe Pop | 23.10.2015 |
 | Oxford Drama - Songs Alternatywa | 21.09.2018 |
 | Oxford Drama - What's The Deal With Time? Elektroniczna | 26.03.2021 |
 | Oxxo Xoox - Y Metal | 29.11.2019 |
 | Oxygen Destroyer - Guardian Of The Universe Metal | 09.08.2024 |
 | Oxygen Destroyer - Sinister Monstrosities Spawned By The Unfathomable Ignorance Of Humankind Metal | 27.08.2021 |
 | Oxygen Destroyer - Spawned By The Horrors Of Thermonuclear Warfare Metal | 15.07.2022 |
 | Oysterband - Ragged Kingdom Folk/Ludowa | 18.10.2011 |
 | Oz - Forced Commandments Metal | 22.05.2020 |
 | Oz - Transition State Metal | 20.10.2017 |