| Artist | Genre | ||
|---|---|---|---|
| 576 |  | Unquiet Nights | |
| 577 |  | Unquiet Void, The | |
| 578 | | Unreasonably Doubted | |
| 579 | | Unrest | |
| 580 | | U.N.S. 5 | |
| 581 |  | Uns E Outros | |
| 582 | | U.N.S.5 | |
| 583 |  | Unsane | |
| 584 |  | Unseen | Hardcore/Punk/Rock |
| 585 |  | Unseen Terror | |
| 586 | | Unseen, The | |
| 587 |  | Unshaken | |
| 588 |  | Unsilent Phenomenon | Metal |
| 589 | | Unsound Mind | |
| 590 | | UnsoundPages | |
| 591 |  | Unspoken | |
| 592 |  | UnsraW | |
| 593 |  | Unstable | |
| 594 | | Unstoppable Team | |
| 595 |  | Unsun | Metal |
| 596 |  | UnSuNg ZeRoS | Emo/Pop punk/Punk/Rock |
| 597 |  | Untamed | |
| 598 |  | UnterART | Electronic |
| 599 |  | Until Death Overtakes Me | Ambient |
| 600 |  | Until Hope Arise |
