Millwall will be ball number 19 in Tuesday morning's Carabao Cup First Round Southern Section draw.
The draw, which will be split into Northern and Southern Sections, will take place at approximately 10am on Sky Sports News.
Ties will take place on Saturday 5th September, unless a new date can be agreed between the two clubs due to the international window.
The Lions advanced to the Second Round of the Carabao Cup in 2019/20 by defeating West Bromwich Albion, before losing to Oxford United in a penalty shoot-out.
Carabao Cup First Round Southern Section ball numbers:
1 AFC Wimbledon
2 Birmingham City
3 Brentford
4 Bristol City
5 Bristol Rovers
6 Cambridge United
7 Cardiff City
8 Charlton Athletic
9 Cheltenham Town
10 Colchester United
11 Coventry City
12 Crawley Town
13 Exeter City
14 Forest Green Rovers
15 Gillingham
16 Ipswich Town
17 Leyton Orient
18 Luton Town
19 MILLWALL
20 Milton Keynes Dons
21 Newport County
22 Northampton Town
23 Norwich City
24 Oxford United
25 Peterborough United
26 Plymouth Argyle
27 Portsmouth
28 Queens Park Rangers
29 Reading
30 Southend United
31 Stevenage
32 Swansea City
33 Swindon Town
34 Wycombe Wanderers
