| # | Team | Yellow cards |
|---|---|---|
| 1 | FC Lincoln | 9 |
| 2 | CSKA Sofia | 7 |
| 3 | KÍ | 7 |
| 4 | Thun | 6 |
| 5 | Anderlecht | 6 |
| 6 | Maccabi Tel Aviv | 6 |
| 7 | Vikingur Reykjavik | 6 |
| 8 | Larne FC | 5 |
| 9 | Iberia 1999 Tbilisi | 5 |
| 10 | KuPS | 5 |
| 11 | Egnatia Rrogozhinë | 5 |
| 12 | PAOK | 4 |
| 13 | Jagiellonia | 4 |
| 14 | Hearts | 4 |
| 15 | Glasgow Rangers | 4 |
| 16 | CS Universitatea Craiova | 3 |
| 17 | Pafos FC | 3 |
| 18 | Besiktas JK | 3 |
| 19 | Lech Poznań | 3 |
| 20 | Shamrock Rovers | 3 |
| 21 | Benfica | 2 |
| 22 | Ferencvarosi TC | 2 |
| 23 | Hradec Kralove | 2 |
| 24 | Omonia Nicosia | 2 |
| 25 | Salzburg | 2 |
| 26 | Górnik Zabrze | 1 |