| Name | Wanted | For Trade | Not For Trade | For Sale | Last Updated |
| Oscarg93 | 0 | 0 | 33 | 0 | 2010-04-02 08:31 |
| oscarmackenzie | 0 | 0 | 40 | 0 | 2011-01-18 04:02 |
| OscarRules | 0 | 0 | 96 | 0 | 2009-06-09 22:12 |
| oscillatethatshit | 0 | 69 | 0 | 0 | 2006-12-17 00:21 |
| oseprocse | 0 | 0 | 14 | 0 | 2007-09-05 20:53 |
| osey | 0 | 0 | 22 | 0 | 2004-06-08 21:06 |
| oshkosh0583 | 5 | 213 | 0 | 0 | 2007-09-01 23:12 |
| osi | 8 | 91 | 0 | 0 | 2004-11-24 01:13 |
| OsidiustheEmphatic | 0 | 0 | 42 | 0 | 2010-11-29 08:58 |
| osirisdean | 0 | 1313 | 14 | 0 | 2017-03-19 20:52 |
| osker33 | 0 | 0 | 550 | 0 | 2009-09-23 20:19 |
| Oslo | 0 | 0 | 39 | 0 | 2007-02-16 04:48 |
| Osloboditelj | 0 | 0 | 145 | 0 | 2007-02-11 22:04 |
| oso_te_great | 0 | 28 | 0 | 0 | 2005-10-20 02:33 |
| osprey | 3 | 2 | 154 | 0 | 2008-08-09 08:44 |
| ossie | 0 | 0 | 61 | 0 | 2004-05-01 22:40 |
| ossiren | 2 | 0 | 0 | 0 | 2006-01-13 05:14 |
| ostensibly | 2 | 0 | 77 | 0 | 2004-05-27 22:01 |
| ostinato | 4 | 9 | 362 | 0 | 2005-04-05 22:53 |
| ostrakos | 0 | 0 | 7 | 0 | 2005-02-01 05:27 |
| Ostrogoth | 0 | 0 | 9 | 0 | 2007-12-07 06:00 |
| osxpinot | 1 | 0 | 0 | 0 | 2005-02-01 04:14 |
| otisfrimpa | 2 | 0 | 40 | 0 | 2008-12-09 04:22 |
| OTnikki | 8 | 232 | 0 | 0 | 2004-07-17 22:49 |
| Otromundo | 0 | 0 | 115 | 0 | 2002-10-03 10:21 |
| otter272 | 2 | 1 | 23 | 0 | 2005-04-19 20:40 |
| ottojosefsson | 0 | 0 | 1 | 0 | 2011-07-23 22:11 |
| otwixto | 0 | 0 | 2 | 0 | 2005-02-02 07:30 |
| OudeEssinkNijhuis | 0 | 0 | 608 | 0 | 2026-03-21 17:26 |
| oui | 2 | 0 | 125 | 0 | 2003-11-09 07:54 |
| oui_abracadaver | 0 | 0 | 78 | 0 | 2006-03-02 22:53 |
| Ourchestra | 0 | 0 | 2 | 0 | 2012-11-27 05:39 |
| ourkissgoodbye | 3 | 218 | 0 | 0 | 2006-04-20 01:07 |
| ourlittleholiday | 48 | 27 | 0 | 0 | 2003-10-16 07:07 |
| ouroboros | 0 | 8 | 12 | 7 | 2009-07-12 04:20 |
| oursideofsundown | 0 | 10 | 8 | 0 | 2005-07-24 15:19 |
| oursimplelives26 | 18 | 77 | 60 | 0 | 2005-03-14 10:24 |
| OurTinyServant | 0 | 15 | 0 | 0 | 2008-08-14 01:37 |
| out_cold | 0 | 0 | 1 | 0 | 2007-08-18 01:24 |
| OUTBREAK | 0 | 0 | 43 | 0 | 2004-12-16 06:37 |
| outdoor_miner | 0 | 729 | 59 | 0 | 2006-12-06 08:01 |
| Outerwordly | 0 | 0 | 92 | 0 | 2006-04-02 16:13 |
| outhouse99 | 2 | 6 | 248 | 0 | 2007-05-07 00:06 |
| Outlaw_Vagabond | 0 | 30 | 0 | 0 | 2009-02-13 10:13 |
| outlawvagabond | 10 | 33 | 97 | 0 | 2006-11-30 15:50 |
| outline | 0 | 0 | 1 | 0 | 2016-07-28 14:21 |
| outlinedinblack | 0 | 0 | 5 | 0 | 2004-09-16 20:36 |
| outofbreath | 0 | 10 | 1 | 0 | 2003-12-25 22:04 |
| outofkilter | 3 | 11 | 0 | 0 | 2006-01-10 12:17 |
| outofreach | 19 | 0 | 0 | 0 | 2004-02-27 13:11 |