| Pos | Name | Country | stamps | Since |
|---|---|---|---|---|
| 534 | Leonardo Martinez Gabriel Guadalupe | México | 6 | 25/11/2013 |
| 848 | Leon Jorge | Costa Rica | 1 | 28/07/2010 |
| 193 | León Juan Antonio | España | 163 | 08/11/2010 |
| 642 | Leon Ignacio | Chile | 1 | 15/05/2011 |
| 555 | Lejen Guillermo | Argentina | 3 | 27/01/2011 |
| 64 | Leiva Victor | Guatemala | 1256 | 03/03/2011 |
| 189 | Leiva Adrian | España | 57 | 23/04/2012 |
| 974 | Ledesma Gonzalo | Argentina | 1 | 20/09/2011 |
| 258 | Leal Jorge | España | 65 | 08/01/2010 |
| 148 | Lázaro Mariano | España | 274 | 08/03/2009 |
| 144 | Laverde Gloria Patricia | Colombia | 141 | 23/01/2009 |
| 704 | Laverde Carlos | Colombia | 1 | 21/05/2009 |
| 865 | Larreategi Ibon | España | 1 | 19/08/2017 |
| 684 | Laria Iñaki | España | 3 | 10/04/2018 |
| 682 | Lares Lister | Alemania | 3 | 26/06/2016 |
| 43 | Lara Mercado Carmelo | España | 2178 | 31/12/2010 |
| 461 | Lara Juan | España | 22 | 08/10/2012 |
| 21 | Lara Jose Roberto | Honduras | 9425 | 12/07/2013 |
| 443 | Lamelas Luis | Argentina | 24 | 21/08/2012 |
| 671 | Lamela Juan | España | 4 | 01/09/2010 |