| Artist | Song Title | Bytes | My Rating |
| Oasis | ***12 SONGS*** | ||
| Offspring | ***27 SONGS*** | ||
| Oingo Boingo | ***9 SONGS*** | ||
| Olivia Newton John | ***5 SONGS*** | ||
| OMC | How Bizarre | 35827 |  |
| Operation Ivy | Bombshell | 15437 | |
| Operation Ivy | Knowledge | 25805 | |
| Opus | Life Is Life | 51938 | |
| Orbital | The Saint Theme | 70228 | |
| Orchestral Manoeuvres In the Dark | ***12 SONGS*** | ||
| Orgy | Blue Monday | 59036 | |
| Our Lady Peace | Clumsy | 21396 | |
| Our Lady Peace | Star Seed | 39447 | |
| Our Lady Peace | Superman's Dead | 69708 | |
| Ozzy Osbourne | ***19 SONGS*** |
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