| Artist | Album | Record Label | Released | Added To List | |
| KMFDM | UAIOE | Wax Trax! Records | 1989 | 1/1/2005 | Request |
| Hanzel Und Gretyl | Uber Alles | Metropolis Records | 2003 | 1/1/2005 | Request |
| X-Fusion | Ultima Ratio | Scanner | 2009 | 1/2/2010 | Request |
| Michigan | Ultimate Sky | A Different Drum | 2004 | 5/18/2009 | Request |
| Standeg | Ultra Hightech Violet | Artoffact Records | 2008 | 11/23/2008 | Request |
| Various | UMB - 10 Years of Transmission | UMB | 2010 | 8/21/2010 | Request |
| Unwoman | Uncovered | [Self-Released] | 2011 | 11/27/2011 | Request |
| Accessory | Underbeat | Metropolis Records | 2011 | 10/10/2011 | Request |
| ohGr | Undeveloped | Metropolis Records | 2011 | 6/26/2011 | Request |
| Penal Colony | Unfinished Business | DSBP Records | 2003 | 1/1/2005 | Request |
| davaNtage | Unholy | Black Rain | 2004 | 11/24/2013 | Request |
| Implant | Unidentified Flying Frequencies | Flatline Records | 2001 | 1/1/2005 | Request |
| Angels & Agony | Unison | Out Of Line | 2007 | 7/24/2007 | Request |
| E-Craft | Unit 371 | Electric Blue | 2003 | 1/1/2005 | Request |
| Covenant | United States of Mind | Metropolis Records | 2000 | 1/1/2005 | Request |
| Various | United Vol II | NoiTekk | 2009 | 9/19/2009 | Request |
| Idiot Stare | Unknown to Millions | [Self-Released] | 2012 | 11/24/2013 | Request |
| Diverje | Unleashed | DSBP | 2008 | 11/30/2008 | Request |
| Cylab | Unparallel Universe | ADSR Musicwerks | 2004 | 1/1/2005 | Request |
| Enduser / Larvae | Unraveled Ears | Ad Noiseam | 2006 | 12/5/2006 | Request |
| Filament 38 | Unstable | Negative Gain Productions | 2005 | 1/1/2005 | Request |
| Heimataerde | Unter der Linden / Vater | Cop Int'l | January 2009 | 9/5/2009 | Request |
| Psyche | Until The Shadows | Metropolis Records | July 7, 2009 | 8/14/2009 | Request |
| Heimataerde | Unwesen | Metropolis Records | October 26, 2010 | 11/29/2010 | Request |
| Icon of Coil | Uploaded And Remixed | Metropolis Records | 2004 | 1/1/2005 | Request |