The Stags announced pre-season friendlies against Swansea City,[3] Bradford (Park Avenue),[4] Alfreton Town,[4] Blackburn Rovers,[5] Hull City,[6] and Nottingham Forest.

Source: BBC On Thursday, 20 June 2019, the EFL League Two fixtures were revealed.

[20] The second round draw was made live on 11 November from Chichester City's stadium, Oaklands Park.

[22] On 9 July 2019, the pre-determined group stage draw was announced with Invited clubs to be drawn on 12 July 2019.

[23] The draw for the second round was made on 16 November 2019 live on Sky Sports.