Stadium: Cancha Central Round: 27 Ground: Clay
| Montevideo, Uruguay | 2018/11/08 20:40 | Andujar, Pablo v Arguello, Facundo | 6-7,5-7 |
| Montevideo, Uruguay | 2018/11/06 19:20 | Arguello, Facundo v de Greef, Arthur | 5-7,6-3,6-3 |
| Challenger Guayaquil | 2018/11/01 20:30 | Arguello, Facundo v Sousa, Pedro | 6-7,3-6 |
| Challenger Guayaquil | 2018/10/31 16:00 | Ulises Blanch v Arguello, Facundo | 4-6,1-6 |
| Challenger Guayaquil | 2018/10/30 15:30 | Arguello, Facundo v Clezar, Guilherme | 4-6,6-2,6-1 |
| Challenger Lima | 2018/10/26 21:00 | Sousa, Pedro v Arguello, Facundo | 7-6,6-3 |
| Challenger Lima | 2018/10/25 17:00 | Hernandez-Fernandez, Jose v Arguello, Facundo | 1-6,2-6 |
| Challenger Lima | 2018/10/24 19:20 | Arguello, Facundo v Lorenzi, Paolo | 6-4,7-6 |
| Montevideo, Uruguay | 2018/11/08 17:00 | Berlocq, Carlos v Lorenzi, Paolo | 3-6,6-2,7-5 |
| Montevideo, Uruguay | 2018/11/06 15:00 | Facundo Bagnis v Berlocq, Carlos | 2-6,0-6 |
| Challenger Guayaquil | 2018/10/30 15:30 | Berlocq, Carlos v Guido Andreozzi | 6-7,2-6 |
| Santo Domingo, Dominican Republic | 2018/10/12 22:15 | Berlocq, Carlos v Cristian Garin | 7-5,6-7,1-6 |
| Santo Domingo, Dominican Republic | 2018/10/11 19:30 | Berlocq, Carlos v Hernandez-Fernandez, Jose | 6-1,4-6,6-2 |
| Santo Domingo, Dominican Republic | 2018/10/11 14:00 | Giraldo, Santiago v Berlocq, Carlos | 6-7,6-7 |
| Santo Domingo, Dominican Republic | 2018/10/09 18:30 | Berlocq, Carlos v Gomez, Alejandro | 6-4,6-3 |
| Challenger Campinas | 2018/10/05 20:35 | Berlocq, Carlos v Delbonis, Federico | 2-6,0-6 |