In this season participating clubs from Serbia, Montenegro, Bosnia and Herzegovina, Bulgaria, Croatia, North Macedonia and Slovenia.

[2][3] 25 September 2021 Feniks Pale (Bosnia and Herzegovina) has withdraws from the 2021-22 WABA League.

As per the Official Basketball Rules, all games were awarded to their respective opponents with a score of 20-0.

Furthermore, the forfeiting team Feniks will receive 0 classification points in the standings.

As per the Official Basketball Rules, all games were awarded to their respective opponents with a score of 20-0.