Wycombe will play Northampton Town, Oxford United and one invited under-21 side during the group stage of the 2018/19 Checkatrade Trophy campaign.
The draw for the invited clubs will take place at 1pm on Wednesday 18th July, and will see one of the following eight teams entered into Southern Group F along with the Chairboys, Cobblers and U's.
1. Arsenal U21
2. Brighton & Hove Albion U21
3. Chelsea U21
4. Fulham U21
5. Southampton U21
6. Swansea City U21
7. Tottenham Hotspur U21
8. West Ham United U21
Full fixture details will follow in due course.