Stadium: Cancha Central Round: 27 Ground: Clay
| ITF Bolivia F3 | 2018/09/26 14:00 | Mendoza, Alejandro v Derdoy, Felipe | 4-6,6-4,6-1 |
| ITF Bolivia F3 | 2018/09/24 18:35 | Fernando Yamacita v Mendoza, Alejandro | 7-6,3-6,1-6 |
| ITF Bolivia F2 | 2018/09/18 00:40 | Jose Pereira v Mendoza, Alejandro | 6-2,6-3 |
| ITF Bolivia F1 | 2018/09/12 21:30 | Matias Franco Descotte v Mendoza, Alejandro | 6-1,6-1 |
| ITF Bolivia F1 | 2018/09/12 00:30 | Derdoy, Felipe v Mendoza, Alejandro | 3-6,3-6 |
| ITF Bolivia F1 | 2018/09/10 18:00 | Mendoza, Alejandro v Caceres, Cleiner | 2-6,6-1,6-0 |
| ITF Ecuador F2 | 2018/07/31 15:00 | Vidal Azorin, Jose Fco v Mendoza, Alejandro | 6-4,6-7,6-3 |
| ITF Ecuador F1 | 2018/07/24 17:20 | Mendoza, Alejandro v Hernandez Ramirez, Sergio Luis | 2-6,2-6 |
| ITF Bolivia F3 | 2018/09/26 16:35 | Fermin Tenti v Matias Franco Descotte | 7-6,6-3 |
| ITF Bolivia F3 | 2018/09/25 15:10 | Fermin Tenti v Lautaro Agustin Falabella | 6-3,7-6 |
| ITF Bolivia F2 | 2018/09/22 01:05 | Matias Franco Descotte v Fermin Tenti | 6-2,6-1 |
| ITF Bolivia F2 | 2018/09/20 20:30 | Jose Pereira v Fermin Tenti | 6-2,4-6,3-6 |
| ITF Bolivia F2 | 2018/09/19 22:00 | Garcia, Raul v Fermin Tenti | 5-7,0-6 |
| ITF Bolivia F2 | 2018/09/18 21:30 | Fermin Tenti v Juan Carlos Aguilar | 6-1,6-1 |
| ITF Bolivia F1 | 2018/09/12 19:30 | Juan Carlos Aguilar v Fermin Tenti | 6-4,6-2 |
| ITF Bolivia F1 | 2018/09/11 21:40 | Fermin Tenti v Panta Herreros, Jorge Brian | 3-6,7-6,6-0 |