Stadium: Court 7 Round: 62 Ground: Hardcourt outdoor
| ITF USA F10 Qual | 2018/04/08 16:00 | Sullivan, Charles v Hale, Darryl | 6-2,6-4 |
| ITF USA F9 Qual | 2018/04/02 15:45 | Ryan Peniston v Sullivan, Charles | 6-0,6-1 |
| ITF USA F9 Qual | 2018/04/01 16:30 | Shamma, Nicholas v Sullivan, Charles | 3-6,2-6 |
| ITF USA F9 Qual | 2018/03/31 17:30 | Sullivan, Charles v Vlad Andrei Dancu | 3-6,6-2,6-0 |
| ITF USA F5 | 2018/01/19 17:00 | Sundaram, Ritik v Sullivan, Charles | 6-2,6-2 |
| ITF USA F4 | 2018/01/13 17:00 | Sullivan, Charles v Rowland Phillips | 6-0,3-6,1-6 |
| ITF USA F22 | 2017/06/25 15:00 | Bivens, Dejon v Sullivan, Charles | 6-3,6-4 |
| ITF USA F19 Qual | 2017/06/18 13:00 | Craig, Henry v Sullivan, Charles | 6-4,6-1 |
| ITF USA F10 Qual | 2018/04/08 16:00 | Arovin, Oleksiy v Haworth, Christopher G | 1-6,1-6 |
| ITF USA F9 | 2018/04/04 18:05 | Monette, Samuel v Haworth, Christopher G | 6-2,6-4 |
| ITF USA F9 Qual | 2018/04/02 14:00 | Strong Kirchheimer v Haworth, Christopher G | 6-4,4-6,2-6 |
| ITF USA F9 Qual | 2018/04/01 15:30 | Pratt, Jared v Haworth, Christopher G | 3-6,5-7 |
| Challenger Dallas Qual | 2018/01/27 18:20 | Haworth, Christopher G v Satral, Jan | 3-6,2-6 |
| ITF USA F39 Qual | 2017/11/27 15:00 | Arthur Rinderknech v Haworth, Christopher G | 7-6,3-6,7-5 |
| ITF USA F37 | 2017/11/15 19:00 | Haworth, Christopher G v Ulises Blanch | 5-7,1-6 |
| ITF USA F36 | 2017/11/10 16:00 | Patino, Luis v Haworth, Christopher G | 6-4,6-3 |