|
| Title // [Label] | Comments // | references | | |
  |
| Ultra Rare Trax No. 3 -U2- | - |
| [none] 1CD | | Gmb 059 | Isis 67 | | |
  |
| Ultra Rare Trax Vol. 3 -U2- | - |
| [none] 1CD | | Gmb 060 | Isis 67 | | |
  |
| Uncut Unplugged | MTV Unplugged recording sessions NYC 17/18 Nov 1994 = 460 |
| [C-nine records] 2CD | | Gmb 459 | BobBoots u02 | Isis 62 | | |
 |
| UndefinedGmb_682 | Gmb number 682 was never attributed |
| [no label] CD | | Gmb 682 | | |
|
| UndefinedGmb_778 | Gmb number 778 was never attributed |
| [no label] CD | | Gmb 778 | | |
|
| UndefinedGmb_779 | Gmb number 779 was never attributed |
| [no label] CD | | Gmb 779 | | |
|
| UndefinedGmb_780 | Gmb number 780 was never attributed |
| [no label] CD | | Gmb 780 | | |
|
| Unplugged/Half-Cut | MTV Unplugged recording sessions NYC 17/18 Nov 1994 < 460 |
| [Excaliber] 1CD | | Gmb 478 | BobBoots u04 | Isis 63 | | |
  |
| UNPLUGS IT ONCE MORE | MTV Unplugged recording sessions NYC 17/18 Nov 1994 < 460 |
| [Tuff Bites] 1CD | | Gmb 467 | BobBoots u05 | Isis 63 | | |
  |
|
  |
| Unreleased Live Album (The) | Various locations 1987 |
| [Moonlight] 1CD | | Gmb 069 | BobBoots u06 | Isis 68 | | |
  |
| Unsurpassed Masters | Traveling Wilburys studio sessions Vol 1/3 1988/1990 |
| [Hard Rain] 1CD | | Gmb 489 | BobBoots u07 | Isis 64 | | |
  |
| Up And Down The Neon Block | Las Vegas NV 1/2 Mar 1999, Wantagh NY 31 July 1999 |
| [Thin Man] 3CD | | Gmb 1032 | BobBoots u09 | Isis 142 | | |
  |
| Upper Darby 1988 | Upper Darby PA 13 Oct 1988 |
| [Thin Man] 2CD | | Gmb 1088 | Isis 150 | | |
  |
| Upper Show 1988 (The) | Upper Darby PA-USA 13.oct.1988 |
| [none (BD)] 4CD | | Gmb 1163 | Isis 177 | | |
