- Orbiting MoodswingsChill (ちぃ)
- Oud WoodDilby
- Other YouSteve Gunn
- Orchestral MeditationsLos Ninos
- Over The Mountains and The Sea (I Could Sing Of Your Love Forever) [Worship Primotrax] [Performance Tracks]Oasis Worship
- Our God Reigns (How Lovely On The Mountains) [Worship Primotrax] [Performance Tracks]Oasis Worship
- Open The Eyes Of My Heart (Worship Primotrax) [Performance Tracks]Oasis Worship
- Ocean SecretsAndrew Door
- O Circo ChegouLos Ninos
- Omakase 001Traumer
- One More FightDaylight
- Omakase 002Traumer
- OrionBBE
- Oxygène, Pt. 4 (Piano Version)Patrik Pietschmann
- Old MuthaG. Markus
- 아버님 제가 모실게요 OST Part.14 (爸爸，我来伺候你 OST Part.14)천소아
- 뱀은 꽃을 먹는가 OST Part.17 (蛇吃花吗 OST Part.17)천소아
- 사랑도 없이 결혼 OST Part.15천소아
- 궁궐의 맹수 OST Part.11천소아
- 베이비 드래곤 OST Part.18 (婴儿龙 OST Part.18)천소아
- 카페 앵커리지 OST Part.28천소아
- Omens, Oracles & Signs, Vol. 2Lioness
- 너에게만 빠진 것 같아 (only you)천소아
- 빨강 구두 OST Part.22천소아
- 훈장 오순남 OST Part.23 (训长吴纯南 OST Part.23)천소아
- 기막힌 유산 OST Part.22 (绝妙的遗产 OST Part.22)천소아
- 내 생애 봄날 OST PART7 (我人生的春天 OST PART7)감우성 (甘宇成)
- Oh My 자몽정주연 (郑朱妍)
- OasisSolee
- 별이 되어 빛나리 OST - Part.6 (星星闪烁 OST - Part.6)김병수 (金炳洙)
- 돌아온 황금복 OST - Part.3 (归来的黄金福 OST - Part.3)유제이 (U-Jay)
- Okkult (Explicit)Barathrum
- 국민 여러분! OST PART4 (My Fellow Citizens! OST PART4)네이브로 (NeighBro.)
- 백일의 낭군님 OST Part.5 (百日郎君 OST Part.5)네이브로 (NeighBro.)
- ODDWORLD (Explicit)Ocean Grove
- Original S.I.N.The Almighty
- Olympia 73Maxime Le Forestier
- Oh l'amourMalibu Drive
- Only YouMalibu Drive
- On a fini par trouver une date (Live 2022) [Explicit]Maxime Le Forestier
- 재춘언니 OST (Sister J - OST) (J姐姐 - OST)전유진 (权由真)
- One Day JourneyKeysholic
- On My Way HomeSpotz
- Ocean -Ovall remix-Ovall
- On a Warm April MorningChris Bartels
- Ovall ReworksOvall
- Orion GlowChris Bartels
- On the RoadChet Baker Quartet
- Our Love ExistsChris Bartels
- OsnovaChris Bartels
- Olé MarseilleChico
- On a Little Street in SingaporeGlenn Miller and His Orchestra
- Order is ChaosMatrixxman
- Oh, a LeleToni Giménez
- ObsessionElena Denisova
- Only oneTAKEN
- OverdoseDose
- Overdose (Español)Dose
- Only Trumpet. 20 International HitsGipsy Rumba Latina Band
- Ostateczny Krach Systemu KorporacjiKult
