Stadium: Cancha 16 Round: 25 Ground: Clay
| ITF Bolivia F2 | 2018/09/17 19:30 | Jorge Panta v Fernando Yamacita | 7-5,6-4 |
| ITF Bolivia F1 | 2018/09/12 19:30 | Fernando Yamacita v Jose Pereira | 3-6,4-6 |
| ITF Bolivia F1 | 2018/09/11 19:30 | Fernando Yamacita v Luis Diego Chavez Villalpando | 6-2,0-6,7-6 |
| ITF Belarus F2 | 2018/08/13 08:35 | Fernando Yamacita v Grigoriy Lomakin | 7-6,3-6,3-6 |
| ITF Belarus F2 | 2018/08/12 07:00 | Fernando Yamacita v Daniil Klimov | 4-6,6-1,2-6 |
| ITF Belarus F2 | 2018/08/11 11:30 | Fernando Yamacita v Razvan Baiant | 6-2,6-3 |
| ITF Belarus F1 | 2018/08/08 07:00 | Fernando Yamacita v Jonathan Gray | 2-6,4-6 |
| ITF Belarus F1 | 2018/08/07 07:00 | Grigoriy Lomakin v Fernando Yamacita | 6-7,0-6 |
| ITF Bolivia F2 | 2018/09/18 00:40 | Jose Pereira v Alejandro Mendoza | 6-2,6-3 |
| ITF Bolivia F1 | 2018/09/12 21:30 | Matias Franco Descotte v Alejandro Mendoza | 6-1,6-1 |
| ITF Bolivia F1 | 2018/09/12 00:30 | Felipe Derdoy v Alejandro Mendoza | 3-6,3-6 |
| ITF Bolivia F1 | 2018/09/10 18:00 | Alejandro Mendoza v Cleiner Caceres | 2-6,6-1,6-0 |
| ITF Ecuador F2 | 2018/07/31 15:00 | Jose Fco. Vidal Azorin v Alejandro Mendoza | 6-4,6-7,6-3 |
| ITF Ecuador F1 | 2018/07/24 17:20 | Alejandro Mendoza v Sergio Luis H Ramirez | 2-6,2-6 |
| ITF Mexico F3 | 2018/05/22 19:30 | Brian Shi v Alejandro Mendoza | 6-3,6-2 |
| ITF Mexico F2 | 2018/05/13 17:00 | Alejandro Mendoza v Osmel Rivera Granja | 3-6,6-4,3-6 |