Opera Magna - El Retraro Oval Poe
 Opera Magna - Mas Alla De La Muerte
 Opera Rock - A Place Beyond Belief
 Opera Rock - Words Cant Say
 Opeth - Hope Leaves
 Opus Atlantica - Prince Of Darkness
 Oratory - Concilium
 Oratory - Heroes From The Past
 Oratory - Story Of All Times
 Orden Ogan - The Ice Kings
 Orleans - Still the One
 Oscar Benton - Bensonhurst Blues
 Our Last Night - Reason To Love