Posh found out on Monday (June 23) that they would be joined in Group D by Stevenage and Wycombe Wanderers but it was not until today that the invited Under-21 sides were announced and allocated into groups.
Posh will face Stevenage at home (week commencing 29th August), Tottenham at home (week commencing 19th September) and Wycombe away (week commencing 17th October).