Stadium: Center Round: 28 Ground: Hardcourt outdoor
| Challenger Cary MD | 2018/09/13 16:00 | Martin/Nys v Verdugo/Siljestrom | 7-6,7-5 |
| Challenger Cary MD | 2018/09/12 23:00 | Martin/Nys v Ortega-Olmedo/Vivero Gonzalez | 6-3,6-2 |
| Challenger Cary MD | 2018/09/13 21:50 | Polansky/Withrow v Blumberg/Boyden | 2-6,5-7 |
| Challenger Cary MD | 2018/09/12 22:00 | King/Roelofse v Blumberg/Boyden | 5-7,1-6 |