| 24. Round | 24/02/2018 | FC Hertha Wiesbach | - | FV 07 Diefflen | 1:2 | ||||
| 26. Round | 10/03/2018 | FK Pirmasens | - | FV 07 Diefflen | 0:2 |  |
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| 27. Round | 17/03/2018 | FV 07 Diefflen | - | FV Engers 07 | 4:1 | ||||
| 28. Round | 24/03/2018 | SV Morlautern | - | FV 07 Diefflen | 1:5 | ||||
| 29. Round | 27/03/2018 | FV 07 Diefflen | - | SC 07 Idar-Oberstein | 4:1 | ||||
| 30. Round | 31/03/2018 | 1. FC Kaiserslautern II | - | FV 07 Diefflen | 5:1 | ||||
| 31. Round | 07/04/2018 | FV 07 Diefflen | - | Rot-Weiß Koblenz | 2:1 | ||||
| 36. Round | 12/05/2018 | FV 07 Diefflen | - | FV Eppelborn | 7:1 |
Poland