| Username | Title | Posts | Registration date |
|---|---|---|---|
| Justin Bailey | Dumper | 61 | 2010-11-10 |
| JustTheMan | Dumper | 35 | 2021-11-14 |
| justwentblack | New member | 4 | 2009-01-08 |
| justz00t | Dumper | 9 | 2022-02-16 |
| Jutah | Dumper | 609 | 2007-09-18 |
| JW Pepper | New member | 0 | 2018-09-22 |
| kadaju | Dumper | 6 | 2022-10-11 |
| Kaetemi | New member | 0 | 2022-12-20 |
| Kahn | New member | 1 | 2023-02-10 |
| Kaiky Alexandre | New member | 0 | 2024-05-24 |
| KailoKyra | Dumper | 460 | 2019-01-15 |
| KAISER77 | Dumper | 3 | 2011-06-23 |
| KaiSerSoZEi | New member | 2 | 2012-01-28 |
| kaka723 | Dumper | 2 | 2010-01-17 |
| Kalahn Wade | New member | 0 | 2023-01-23 |
| Kalamari5662 | Dumper | 39 | 2012-03-11 |
| Kaltech | New member | 0 | 2022-05-02 |
| kamenpink | Dumper | 7 | 2012-05-22 |
| Kanji | New member | 0 | 2025-03-27 |
| kaosjr | Dumper | 1,125 | 2019-03-11 |
| kaptah | Dumper | 36 | 2008-01-01 |
| karasuhebi | Dumper | 6 | 2015-01-30 |
| karto95 | New member | 0 | 2022-02-20 |
| KashedCash | New member | 0 | 2024-05-26 |
| KashtPR | New member | 4 | 2022-01-07 |
| Kassidy | New member | 0 | 2017-11-14 |
| kauedg | New member | 0 | 2021-08-05 |
| kazmat | New member | 0 | 2021-05-14 |
| kazoodac | Dumper | 325 | 2021-05-14 |
| KeenanW | Dumper | 1 | 2022-12-23 |
| Keeper_76 | New member | 0 | 2018-12-17 |
| keim | Dumper | 31 | 2010-08-10 |
| Keitaro Urashima | New member | 1 | 2011-12-07 |
| Keiyuu | Dumper | 2 | 2020-07-30 |
| Ken-mkII | New member | 3 | 2009-07-22 |
| kendotlibero | Dumper | 4 | 2017-09-14 |
| Kenny Brian Hamilton | New member | 0 | 2019-03-11 |
| KennyMcCormick | New member | 0 | 2017-05-11 |
| Kenshin83 | New member | 0 | 2018-08-15 |
| Kensou | New member | 1 | 2012-04-24 |
| Kensworth | New member | 0 | 2021-01-29 |
| Keroro69 | New member | 0 | 2023-02-23 |
| Kerplunk1992 | Dumper | 3 | 2025-05-25 |
| Ketsui | Dumper | 29 | 2024-01-29 |
| Kevin04 | Dumper | 3 | 2010-06-28 |
| kevstah2004 | New member | 4 | 2010-08-25 |
| kf | New member | 0 | 2024-12-31 |
| Kha0sK1d | Dumper | 1 | 2009-08-23 |
| Khanju | New member | 0 | 2020-03-01 |
| Khlorgg | New member | 0 | 2022-02-16 |