 | Oracles - Miserycorde Metal |  01.07.2016 |
 | Orange Goblin - Back From The Abyss Metal |  07.10.2014 |
 | Orange Goblin - Boxset Metal | 24.05.2011 |
 | Orange Goblin - Rough & Ready, Live & Loud [Live] Metal | 04.05.2020 |
 | Orange Goblin - Science Not Fiction Metal | 19.07.2024 |
 | Orange Goblin - The Wolf Bites Back Metal | 15.06.2018 |
 | Orange the Juice - The Drug Of Choice Blues/Jazz |  06.09.2014 |
 | Orange the Juice - The Messiah Is Back Blues/Jazz | 06.09.2014 |
 | Orange Trane - Wolność Blues/Jazz | 06.09.2019 |
 | Oranssi Pazuzu - Farmakologinen [EP] Metal | 13.04.2017 |
 | Oranssi Pazuzu - Mestarin Kynsi Metal | 17.04.2020 |
 | Oranssi Pazuzu - Muuntautuja Metal | 11.10.2024 |
 | Oranżada - Once Upon A Train Rock | 16.06.2012 |
 | Orbit Culture - Death Above Life Metal | 03.10.2025 |
 | Orbit Culture - Descent Metal | 18.08.2023 |