| Name | Wanted | For Trade | Not For Trade | For Sale | Last Updated |
| ULTRAWASTE | 0 | 0 | 3 | 0 | 2010-05-16 11:31 |
| ulysses | 0 | 0 | 17 | 0 | 2011-09-18 16:24 |
| umaysayimadremr | 0 | 186 | 0 | 0 | 2005-10-13 00:58 |
| umbrella_interstate | 0 | 0 | 111 | 0 | 2007-04-10 07:11 |
| umec | 0 | 0 | 1 | 0 | 2004-12-28 12:30 |
| umm | 0 | 0 | 906 | 0 | 2006-01-22 17:31 |
| Ummagumma1969 | 0 | 4 | 0 | 0 | 2005-02-06 21:03 |
| ummtrish | 0 | 9 | 23 | 0 | 2007-01-24 22:04 |
| ummwtf | 0 | 0 | 2 | 0 | 2006-02-28 06:48 |
| un_earthed | 0 | 7 | 0 | 0 | 2005-02-16 06:29 |
| un1tyasone | 0 | 124 | 0 | 0 | 2007-10-22 21:19 |
| unaesthetic.net | 1 | 466 | 0 | 0 | 2003-10-07 10:41 |
| unarchy | 0 | 0 | 297 | 0 | 2008-05-18 03:23 |
| unaspiring | 0 | 0 | 51 | 0 | 2006-02-03 18:47 |
| Unavoidable | 0 | 3 | 263 | 0 | 2003-10-09 08:44 |
| unazuki | 0 | 13 | 0 | 0 | 2005-01-16 18:00 |
| unblack4god | 0 | 0 | 31 | 0 | 2007-12-02 22:00 |
| unblack4god777 | 0 | 0 | 25 | 0 | 2007-12-02 21:10 |
| unbrokenspell | 667 | 3 | 0 | 0 | 2005-04-10 05:21 |
| Uncannydan | 0 | 11 | 0 | 0 | 2004-03-03 07:41 |
| UnchainTheWolves | 2 | 0 | 164 | 0 | 2009-10-31 20:18 |
| unchartedterritory | 0 | 0 | 14 | 0 | 2003-05-06 20:09 |
| unchienvigoureux | 4 | 0 | 239 | 0 | 2010-10-27 05:35 |
| uncle5alex666 | 1 | 0 | 16 | 0 | 2005-09-05 00:23 |
| unclebrett | 0 | 0 | 450 | 0 | 2003-04-05 03:31 |
| uncleghost | 0 | 0 | 4 | 0 | 2008-06-30 19:11 |
| UncleJev | 0 | 0 | 135 | 0 | 2006-08-05 20:29 |
| unclemeat | 0 | 0 | 6 | 0 | 2004-02-09 19:36 |
| UnclePaul | 0 | 0 | 457 | 0 | 2009-01-26 23:44 |
| uncreative | 1 | 0 | 53 | 0 | 2010-05-09 16:06 |
| uncrownedpoodle | 14 | 75 | 0 | 0 | 2003-05-14 21:35 |
| uncrushworthy | 143 | 1 | 0 | 0 | 2010-02-05 11:40 |
| und0ne | 3 | 4 | 86 | 0 | 2004-07-26 22:11 |
| UndaPresh | 0 | 5 | 3 | 0 | 2009-04-24 00:56 |
| Undeceived | 0 | 0 | 96 | 0 | 2008-06-23 15:28 |
| under0ATH | 0 | 34 | 1 | 0 | 2006-01-24 04:50 |
| Under13 | 0 | 41 | 1761 | 0 | 2006-04-06 04:22 |
| underafloorboard | 0 | 0 | 30 | 0 | 2004-07-28 00:47 |
| underaglassmoon | 1 | 33 | 1 | 0 | 2005-04-16 05:47 |
| underamapletree | 1 | 0 | 63 | 0 | 2007-01-19 05:26 |
| underaredsky | 0 | 0 | 1 | 0 | 2002-10-25 00:44 |
| UndercookedSausage | 0 | 0 | 1 | 0 | 2005-08-01 07:55 |
| undergrad | 0 | 73 | 0 | 0 | 2004-08-20 12:45 |
| undergroundwindows | 0 | 2 | 741 | 0 | 2007-03-31 04:58 |
| Underoath777 | 0 | 0 | 132 | 0 | 2005-08-22 06:03 |
| UnderOurTree | 0 | 0 | 146 | 0 | 2005-08-25 21:20 |
| underture | 53 | 15 | 887 | 0 | 2012-06-14 10:09 |
| underwater | 0 | 0 | 75 | 0 | 2004-11-15 01:21 |
| underwaterautopsy | 0 | 0 | 341 | 0 | 2006-04-21 17:19 |
| Undiscovered_Radio | 0 | 0 | 35 | 0 | 2004-03-09 23:05 |