Stadium: Court 9 Round: 62
| ITF Portugal F15 | 2018/08/11 14:00 | Ricardo Brancal v Preston Brown | 6-2,1-6,0-6 |
| ITF Ecuador F2 Qual | 2018/07/28 15:00 | Preston Brown v Juan R Bisono | 2-6,2-6 |
| ITF Ecuador F1 | 2018/07/23 18:00 | Enrique Bogo v Preston Brown | 6-4,7-5 |
| ITF USA F12 | 2018/04/20 17:30 | Preston Brown v Damien Nezar | 6-2,6-1 |
| ITF USA F11 | 2018/04/16 14:00 | Preston Brown v Ronald Hohmann | 6-7,1-6 |
| ITF USA F11 | 2018/04/15 12:00 | Tao Mu v Preston Brown | 6-7,4-6 |
| ITF USA F9 | 2017/02/24 14:00 | Preston Brown v Nebojsa Peric | 6-3,2-6,1-6 |
| ITF USA F5 | 2017/01/21 19:00 | Preston Brown v Govind Nanda | 4-6,5-7 |
| ITF Portugal F15 | 2018/08/11 08:30 | Afonso Salgado v Socrates Leon Tsoronis | 7-5,7-5 |
| ITF Portugal F14 | 2018/08/05 07:00 | Alexander Donski v Afonso Salgado | 2-6,7-6,6-0 |
| ITF Portugal F13 | 2018/07/29 08:30 | Michel Vernier v Afonso Salgado | 6-3,6-3 |
| ITF Portugal F11 Qual | 2018/07/02 11:00 | Mark Whitehouse v Afonso Salgado | 7-6,7-5 |
| ITF Portugal F11 Qual | 2018/07/01 15:45 | Afonso Salgado v Lucas Gessner | 7-5,6-3 |
| ITF Portugal F10 | 2018/06/25 09:30 | Mark Whitehouse v Afonso Salgado | 6-1,6-2 |
| ITF Portugal F10 | 2018/06/24 12:00 | Afonso Salgado v Harry Thursfield | 6-2,6-1 |
| ITF Portugal F10 | 2018/06/23 12:00 | Egill Sigurdsson v Afonso Salgado | 0-6,1-6 |