- O
- OO
- OO
- OO
- OO
- OOak
- OakObe
- ObeObl
- OblObs
- ObsOce
- OceOch
- OchOct
- OctOdd
- OddOdd
- OddOdg
- ODGODU
- ODUOf
- OfOff
- Offoft
- OGOgr
- OgOh
- OhOhm
- OHMOiz
- OizOka
- OkaOkk
- OkkOl
- OlOld
- OldOld
- OldOle
- OleOli
- OliOli
- OliOll
- OllOls
- OlsOma
- OmaOmb
- OmbOmi
- OmiOMR
- OmrOnc
- OncOne
- OneOne
- OneONE
- OneOne
- OneOnl
- OnlOns
- OnsOok
- OokOpe
- OpeOpe
- OpeOpp
- OppOra
- OraOra
- OraOrc
- ORCOrc
- OrcOrd
- OrdOrg
- OrgOri
- OriOri
- OriOrl
- OrlOro
- OroOrq
- OrqOrt
- OrtOry
- OrzOsb
- OsbOsh
- OshOsm
- OsmOst
- OstOte
- OteOTP
- OTPOtt
- OttOub
- OudOur
- OurOut
- OutOut
- OutOut
- OutOve
- OveOve
- OveOVR
- ovrOwe
- OweOxf
- OxfOys
- OysOZI
- OZIozz
- Ora, Rita feat. Brown, Chris
- Ora, Rita feat. Cardi B, Rexha, Bebe & Charli xcx
- Ora, Rita feat. Cole, J.
- Ora, Rita feat. Fatboy Slim
- Ora, Rita feat. Michaels, Julia
- Ora, Rita feat. Tempah, Tinie
- Ora, Rita feat. will.i.am
- Ora, Rita x Guetta, David x Imanbek
- Ora, Rita x Guetta, David x Imanbek feat. Gunna
- Ora, Rita x Imanbek feat. Khea
- Orachi, Alec
- Oracle (Indonesian Thrash Metal band)
- Oracle (Heavy Metal band from Gibraltar)
- ORACLE & Fractures
- ORACLE & Holochrome
- Oracle Hands (German Sludge/Post-Metal band)
- Oracle Sisters (Band from Paris, France)
- Oracle Spectre (Deathcore from California)
- Oracles (indie psychedelic rock band from Berlin)
- Oracles (Belgian melodic death metal)
- Oracles feat. Per Nilsson
- Oraculum (US Progressive Metal/Shred band)
- Orage, L (from Italy)
- Orage, L’ (Swiss jazz ensemble from Geneva)
- Orai (Lithuanian post-punk band)
- Orakle
- Oral Bee (Norwegian rapper)
- Oral Bee & Da Playboy Foundation
- Oral Bee & Kholebeatz
- ORAL CIGARETTES, THE
- Oral Tunerz starring Whigfield
- Oral-B (hardcore)
- Oram, Tara
- Orang-Utan
- Orange (California punk band)
- Orange (US indie rock/shoegazer band)
- Orange (Dutch trance duo Martijn Cornelissen & Marcel Kaper)
- Orange (German world music/percussion band)
- Orange (Vietnamese singer)
- Orange 9mm
- Orange and Lemons (Filipino pop rock band)
- Orange Animal
- Orange Avenue
- Orange Bicycle
- Orange Blossom
- Orange Blossom (group of voice actresses for Koe de Oshigoto, acting as the characters)
- Orange Blue (German pop duo)
- Orange Blue (Italian dance project)
- Orange Cake Mix
- Orange Caramel (After School sub‐unit)
- Orange Dog Club (Indie Garage Rock project led by Tim Turner)
- orange flavored cigarettes
- Orange Goblin (English heavy metal band)
- Orange Goodness, The (Groove-fueled indie rock)
- Orange Grove
- Orange Guava Passion (Soul/funk pop band based in Providence, Rhode Island.)
- Orange Island
- Orange Juice (Scottish post-punk band from 70s-80s)
- Orange Lights, The
- Orange Lounge
- Orange Ocean (Orange Ocean)
- Orange Orange
- Orange Park
- Orange Peels, The
- orange pekoe (real‐world J‐pop duo)
- Orange Port
- ORANGE RANGE
- ORANGE RANGE feat. GOD MAKING
- Orange Sector
- Orange Sector & DSTRTD SGNL
- Orange Skyline (Dutch rock band)
- Orange Street (Rock Band from India)
- Orange Then Blue Featuring Adams, George
- Orange Yellow Red
- Orange Yeti
- Orange-I (Belgian 1990/2000s band)
- Orange, Adrian
- Orange, Adrian & Her Band
- orange, i.am. & disco, fredo
- OrangeBlue
- Orangefarm (New Zealand indie rock)
- OrangeG
- Oranger
- Oranges (post-hardcore/math rock band)
- Oranges & Lemons
- Oranges Band, The
- Orangestar
- Orangestar feat. IA
- Orangez
- Orangutan Juice
