Stadium: Cancha 9 Round: 62 Ground: Clay
| ITF Argentina F8 | 2018/11/03 13:00 | Nicolas Bruna v Alan Postay | 6-7,6-1,6-1 |
| ITF Argentina F7 | 2018/10/28 15:30 | Boruch Skierkier v Alan Postay | 6-1,7-6 |
| ITF Peru F3 | 2018/10/07 16:00 | Alan Postay v Enrique Bogo | 2-6,6-3,6-7 |
| ITF Peru F2 | 2018/09/30 15:30 | Antonio Cayetano March v Alan Postay | 7-5,6-4 |
| ITF Peru F1 | 2018/09/26 16:20 | Nicolas Alberto Arreche v Alan Postay | 6-1,6-0 |
| ITF Peru F1 | 2018/09/25 15:00 | Andre Ku Meza v Alan Postay | 6-3,1-6,6-7 |
| ITF Peru F1 | 2018/09/23 15:30 | Alan Postay v Joao Ferreira | 4-6,3-6 |
| ITF Peru F1 | 2018/09/22 14:30 | Cristopher Kohl v Alan Postay | 1-6,1-6 |
| ITF Argentina F7 | 2018/10/29 19:45 | Hernan Casanova v Mateo Labuckas | 6-0,6-1 |