The Saddlers will be ball number 32 in the southern section of the Carabao Cup first-round draw.
The draw is taking place at 7pm on Thursday 20th June, live on the Carabao Cup Facebook page.
The first-round ties will be played week commencing 12th August.
Southern Section Ball Numbers:
1 AFC Wimbledon
2 Birmingham City
3 Brentford
4 Bristol City
5 Bristol Rovers
6 Cambridge United
7 Charlton Athletic
8 Cheltenham Town
9 Colchester United
10 Coventry City
11 Crawley Town
12 Exeter City
13 Forest Green Rovers
14 Gillingham
15 Ipswich Town
16 Leyton Orient
17 Luton Town
18 Millwall
19 Milton Keynes Dons
20 Newport County
21 Northampton Town
22 Oxford United
23 Peterborough United
24 Plymouth Argyle
25 Portsmouth
26 Queens Park Rangers
27 Reading
28 Southend United
29 Stevenage
30 Swansea City
31 Swindon Town
32 WALSALL
33 West Bromwich Albion
34 Wycombe Wanderers