| Pos | Name | Country | stamps | Since |
|---|---|---|---|---|
| 531 | Aguilera Henry | Cuba | 11 | 06/12/2015 |
| 84 | Aguilar Luis Miguel | España | 1069 | 21/07/2010 |
| 76 | Aguilar Roberto | Argentina | 1392 | 30/04/2011 |
| 685 | Aguilar German | España | 3 | 19/12/2012 |
| 546 | Agostini Filippo | Italia | 3 | 16/09/2009 |
| 288 | Acosta Mauro | Uruguay | 41 | 24/09/2011 |
| 926 | Acosta Daniel | España | 1 | 26/05/2012 |
| 569 | Abrego Alexander | El Salvador | 4 | 27/08/2012 |
| 346 | Abrego Alexander | El Salvador | 27 | 10/12/2012 |
| 564 | Abasolo Vallejo Jose Luis | Chile | 7 | 10/06/2013 |
| 254 | A Kontxi | España | 101 | 03/05/2012 |
| 590 | 303 Dani | España | 2 | 23/07/2009 |
| 223 | Titov Valerii | Ucrania | 186 | 24/01/2017 |
| 660 | Alarcón Luis | Colombia | 4 | 30/11/2015 |
| 699 | Luis | España | 1 | 24/09/2008 |
| 110 | Luciano | Argentina | 246 | 06/08/2009 |
| 190 | Maria | España | 168 | 24/02/2010 |
| 622 | Carme | España | 3 | 28/07/2012 |
| 878 | Aitor | España | 2 | 12/06/2013 |
| 911 | Josep | España | 1 | 05/03/2014 |