O1 - O2 - O3 - O4 - O5 - O6 - O7 - O8 - O9 - O10 - O11 - O12 - O13 - O14 - O15 - O16 - O17 - O18 - O19
- Orange Blue
- Orange County Project
- Orange County Supertones
- Orange Earth
- Orange Factory
- Orange Goblin
- Orange Groove
- Orange Island
- Orange Juice
- Orange Kellin
- Orange Letter
- Orange Light
- Orange Merchants
- Orange Monkey
- Orange Morning
- Orange Muse
- Orange Peels (The)
- Orange Range
- Orange Sector
- Orange Sky
- Orange Skyline
- Orange Spade
- Orange Static Project
- Orange Street
- ORANGE-Tommorrow
- Oranger
- Oranges Band
- Oranges Band (The)
- Orango
- Orangotang
- Orangutang
- Oranj Symphonette
- Oranssi Pazuzu
- Oranus Lassus
- Oratory
- Oré
- Orb (The)
- Orba Squara
- Orbans (The)
- Orbert Davis
- Orbison
- Orbit
- Orbit Culture
- Orbit Rockers
- Orbital
- Orbiter
- Orbs
- Orbs and Open Limbs
- Orbweavers (The)
- Orcas
- Orchard Of Pain
- Orchester Ambros Seelos
- Orchester der Vereinigten Bühnen Wien
- Orchester Franz'l.
- Orchester Friedrich Hollaender
- Orchester Wenzel
- Orchestra 7
- Orchestra at Temple Square
- Orchestra del Sole
- Orchestra del Teatro Comunale di Bologna
- Orchestra del Teatro dell Opera di Roma
- Orchestra Filarmonica Di Torino
- Orchestra Manhattan
- Orchestra Morphine
- Orchestra of Antlers
- Orchestra of St. Luke's
- Orchestra of the Americas
- Orchestra Regina
- Orchestra Tabajara
- Orchestra Tropical Brasil
- Orchestraccia
- Orchestral
- Orchestral Accompaniment
- Orchestral Manoeuvres In The Dark
- Orchestral Manoeuvres In The Dark (OMD)
- Orchestras Of Carmen Dragon
- Orchestrate The Incident
- Orchestre Alan Record
- Orchestre De Horacio Salgan
- Orchestre De Jean Boyer
- Orchestre De Jean Faustin
- Orchestre De Paul Baron
- Orchestre Eden
- Orchestre Fantastique
- Orchestre Guy Luypaerts
- Orchestre Lamoureux
- Orchestre Marin Ioan
- Orchestre Marius Coste
- Orchestre National de Jazz
- Orchestre Robert Chauvigny
- Orchestre Swing
- Orchestre Symphonique de Québec
- Orchestre Symphonique Fisyo De Prague
- Orchid
- Orchids (The)
- Ordalium
- Ordarada
- Ordeal (The)
- Ordeal By Fire
- Order 52
- Order By Chaos
- Order From Chaos
- Order Of Chaos
- Order Of Era
- Order Of Israfel (The)
- Order of Nine
- Order Of The Ebon Hand
- Order Of The Fly (The)
- Ordinary Boys (The)
- Ordinary Boys, The
- Ordinary Chill
- Ordinary Peoples
- Ordinary World
- Ordination Of Aaron
- Ordo Draconis
- Ordo Equilibrio
- Ordo Equitum Solis
- Ordo Funebris
- Ordo Rosarius Equilibrio
- Ordo Rosarius Equilibrium
- Ordures Ioniques, Les
- Oregon Bike Trails
- Orelia Has Orchestra
- OrelSan
- Oren Ambarchi
- Oren Jenkins
- Oren Lavie
- Oren Waters
- Orenda Fink
- Oreo Blue
- Oreslan
- Oresta Cybriwsky
- Orestea
- Orestes Gomez
- Orestes Vilató
- ORG Lounge
- Organ & Chimes
- Organ (The)
- Organ Donors
- Organ Radio 12
- Organ Trail
- Organ X
- Organ, The
- Organectomy
- Organic Acid Others Temple (The)
- Organic Arma
- Organic Audio
- Organic Infest
- Organic White Kidney
- organicArma
