| the o.c. - Boyz II Men |
| The O.C. Supertones |
| The O.C. Turin Brakes |
| The O'Jays |
| The Oak Creek Band |
| The Oak Ridge Boys |
| The Occult |
| The Ocean |
| The Ocean Between Us |
| The Ocean Blue |
| The Ocean The Sky |
| The Oceanside |
| The Octopus Project |
| The Octopus Project feat. Black Moth Super Rainbow |
| The Odd Chaps ft Veela |
| The Odious Construct |
| The Odorants |
| The Off Spring |
| the office |
| The Officers feat Gary Numan |
| The Offsprin |
| The Offspring |
| The Offspring - Conspiracy Of One - 2000 |
| The Offspring - Ixnay On The Hombre |
| The Offspring - Smash |
| The Offspring - Далеко пойдёшь |
| The Offspring 1998 - Americana |
| The Offspring 1998 Americana |
| The Offspring 2000 |
| The Offspring. |
| The Offspring.2012 |
| The Offsprings |
| The Ofspring |
| The Oh Hellos |
| The Ohio Players |
| The OK Social Club |
| The Okee Dokee Brothers |
| THE OLA |
| the old 97's |
| The Old Bitch Band |
| The Old Dead Tree |
| The Old Prunes |
| The Olivia Tremor Control |
| The Olsen Brothers |
| the olympians |
| The Omni Sessions |
| the once |
| The One |
| The One A.M Radio |
| The One AM Radio |
| The ONE Band |
| The Ongoing Concept |
| The Only Ones |
| The Open Mind |
| The Opening |
| The Operation M.D. |
| The Opposites |
| The Oppressed |
| THE ORAL CIGARETTES |
| The Orange |
| The Orange Alabaster Mushroom |
| The Orange Lights |
| The Orb |
| The Orchestra Of Dead Souls |
| The Ordeal |
| The Order Of Elijah |
| The Ordinary Boys |
| The Ordinary Boys vs Lady Sovereign |
| The Ordinary Boys Vs. Lady Sovereign |
| The Organ |
| the Original ft. RasL |
| The Original Northern Island |
| The Original Rudeboys |
| The Originals |
| The Originals - 1.05 - Hurts |
| The Originals - 1.17 - Mikky Ekko |
| The Originals - 1.03 - The Heavy |
| The Originals - 1.05 - Timothy Brackens |
| The Originals - 1.07 - Yeah Yeah Yeahs |
| The Originals - 1.11 - Miike Snow |
| The Originals - 1.14 -Son House |
| The Originals - 1.20 - The Wailin' Jennys |
| The Originals - 1х20 - M83 |
| The Originals 3.17 - Adam Road Feat. Danielle Parente |
| The Originals 3x04 KONGOS |
| The Orion Experience |
| The Orthodox Singers Male Choir |
| The Orwells |
| The Osborne Brothers |
| The Oskar |
| The Osmonds |
| The OST from Mexican |
| The Other |
| The Other Guys |
| The Other Ones |
| The Other Two |
| The Others |
| The Otherside |
| The Otherwise |
| The Oufs |
