- OrganicaKill Switch...Klick
- Oddities And VersionsKill Switch...Klick
- Orange Street陈子杰
- OK (Afro House) [Explicit]DJ Vini
- Olipa kerran elämäHanna Pakarinen
- OrpheusThe Beaches
- Our Love Is Like A SongHanna Pakarinen
- Ordinary RichesCompany Of Thieves
- Orchestral AcidExis
- Onwards Into BattleVanir
- One Man ArmyVanir
- Onnen avaimetLeevi and the leavings
- Opera Arias (Soprano) : Bumbry, Grace - Verdi, G. / Gounod, C.-F. / Massenet, J. / Gluck, C.W. / Charpentier, G. / Cherubini, L.Grace Bumbry
- On va pas baisser les brasPaska
- Outertone: Trap Door Floor Fillers 001 (Explicit)Fabian Mazur
- Old ArcadeTristan Wilds
- OverdoseFabian Mazur
- One Night StandCharlie Barnet & His Orchestra
- Only Time Will TellIan Gomm
- Ondřej Kukal: Struggle for JoyJiri Barta
- Operatic RecitalJanine Micheau
- ochotaDigger
- Orchestral Synthesizer Fantasy - Zen OnSynthesizer Orchestra
- Orchestral Synthesizer Fantasy - TimbuktuSynthesizer Orchestra
- Orchestral Synthesizer Fantasy - AzizSynthesizer Orchestra
- Onda Vaselina InfantilGrupo Infantil Quita y Pon
- OMGBentham (ベンサム)
- Once Upon A Little TimeJohn Parish
- 지성이면 감천 OST - Part.4 (至诚感天 OST - Part.4|Sincerity Moves Heaven OST - Part.4)김성중 (Kim Sung Joong)
- One In A RowBuddy Jewell
- Op DertienBart Herman
- Otra OndaLa Onda
- O Sun O MoonBruce Cockburn
- O'KeefeDanny O'Keefe (丹尼·欧基夫)
- Otra DimensiónMünik
- On This Holy Night/Christmas with Chet AtkinsThe Anita Kerr Singers
- Organic MathematicsLab's Cloud
- On the Road AgainKatchafire
- Od Srca Do Usana (Explicit)Goran Karan
- Čovik tvojGoran Karan
- Olympus MonsMars Water
- Old Rugged Cross feat. David DunnTable 19
- Original Album ClassicsAdam & The Ants (Adam & The Ants)
- Out of the Grey (Deluxe Edition)The Dream Syndicate
- Original MastersLa Mafia
- One Way TicketMunro
- Organized KonfusionOrganized Konfusion
- OksastusPan Sonic
- Open, To LovePaul Bley
- OriginalaufnahmenMTS
- On a Mission EPAlex Peace
- Ouskool - BoerseunRicus Nel
- Out of the Blue (50 Years of Discovery)Barry Blue
- Our Future Tribe (Deluxe Edition)Derek Jameson
- On dit quoi grosSadek
- O TchanO Tchan
- Os Dez Anos Do O TchanO Tchan
- One Night StandRuss Morgan
- Orders from a Machine (Purple Shapes Remix)Burn In Noise
- Outside InsideThe Tubes
