| Belgien (2) |
|---|
| Anderlecht, | | Racing Genk, |
| | Bosnien og Herzegovina (1) |
|---|
| Zrinjski Mostar, |
| | Bulgarien (2) |
|---|
| Levski Sofia, | | Ludogorets, |
| |
| | Frankrig (1) |
|---|
| RC Strasbourg Alsace, |
| | | Gibraltar (1) |
|---|
| Lincoln Red Imps, |
|
| Grækenland (3) |
|---|
| AEK Athens, | | Panathinaikos, | | PAOK FC, |
| | Israel (1) |
|---|
| Maccabi Tel Aviv, |
| | Holland (2) |
|---|
| AZ, | | FC Utrecht, |
| | Nordmakedonien (1) |
|---|
| KF Shkëndija, |
|
| | | Portugal (1) |
|---|
| Sporting Braga, |
| |
| | Slovakiet (1) |
|---|
| Slovan Bratislava, |
| | Schweizisk (1) |
|---|
| Young Boys, |
| |
|