| Pos | Association | Club 1 | Club 2 | Club 3 |
|---|---|---|---|---|
| 1 | ENGLAND | WEST HAM UNITED | ||
| 2 | SPAIN | VILLARREAL | ||
| 3 | ITALY | FIORENTINA | ||
| 4 | GERMANY | KÖLN | ||
| 5 | FRANCE | OGC NICE | ||
| 6 | PORTUGAL | GIL VICENTE | VITÓRIA GUIMARÃES | |
| 7 | NETHERLANDS | TWENTE | AZ ALKMAAR | |
| 8 | RUSSIA | *suspended | ||
| 9 | BELGIUM | ANDERLECHT | ROYAL ANTWERP | |
| 10 | AUSTRIA | WOLFSBERGER AC | RAPID WIEN | |
| 11 | SCOTLAND | DUNDEE UNITED | MOTHERWELL | |
| 12 | UKRAINE | ZORYA LUHANSK | VORSKLA POLTAVA | |
| 13 | TURKEY | İSTANBUL BAŞAKŞEHIR | KONYASPOR | |
| 14 | DENMARK | BRØNDBY | VIBORG | |
| 15 | CYPRUS | APOEL | ARIS LIMASSOL | |
| 16 | SERBIA | ČUKARIČKI | RADNICKI NIŠ | |
| 17 | CZECH REPUBLIC | SLAVIA PRAHA | SPARTA PRAHA | |
| 18 | CROATIA | HAJDUK SPLIT | OSIJEK | HNK RIJEKA |
| 19 | SWITZERLAND | LUGANO | BASEL | YOUNG BOYS |
| 20 | GREECE | PANATHINAIKOS | ARIS THESSALONIKI | PAOK THESSALONIKI |
| 21 | ISRAEL | HAPOEL BEER-SHEVA | MACCABI NETANYA | MACCABI TEL-AVIV |
| 22 | NORWAY | LILLESTRØM | MOLDE | VIKING |
| 23 | SWEDEN | AIK SOLNA | DJURGÅRDENS | ELFSBORG |
| 24 | BULGARIA | BOTEV PLOVDIV | CSKA-SOFIA | LEVSKI SOFIA |
| 25 | ROMANIA | FCSB | SEPSI OSK | UNIVERSITATEA CRAIOVA |
| 26 | AZERBAIJAN | GABALA | NEFTÇI | ZIRÄ |
| 27 | KAZAKHSTAN | ASTANA | KAIRAT ALMATY | KYZYLZHAR |
| 28 | HUNGARY | FEHÉRVÁR | KISVARDA MG | PUSKÁS AKADÉMIA |
| 29 | BELARUS | BATE BORISOV | GOMEL | DINAMO MINSK |
| 30 | POLAND | RAKÓW CZESTOCHOWA | LECHIA GDAŃSK | POGOŃ SZCZECIN |
| 31 | SLOVENIA | KOPER | NŠ MURA | OLIMPIJA |
| 32 | SLOVAKIA | SPARTAK TRNAVA | DAC 1904 | RUŽOMBEROK |
| 33 | LIECHTENSTEIN | VADUZ | ||
| 34 | LITHUANIA | SŪDUVA | PANEVĖŽYS | KAUNO ŽALGIRIS |
| 35 | LUXEMBOURG | RACING UNION | DIFFERDANGE 03 | FOLA ESCH |
| 36 | BOSNIA-HERZ. | VELEŽ | BORAC BANJA LUKA | TUZLA CITY |
| 37 | IRELAND | ST PATRICK'S ATHLETIC | SLIGO ROVERS | DERRY CITY |
| 38 | N. MACEDONIA | MAKEDONIJA | AKADEMIJA PANDEV | SHKENDIJA |
| 39 | ARMENIA | ARARAT-ARMENIA | ALASHKERT | ARARAT |
| 40 | LATVIA | VALMIERA | RĪGAS FS | LIEPĀJA |
| 41 | ALBANIA | VLLAZNIA | KF LAÇI | PARTIZANI TIRANA |
| 42 | N. IRELAND | LARNE | CLIFTONVILLE | CRUSADERS |
| 43 | GEORGIA | DINAMO TBILISI | DILA GORI | SABURTALO TBILISI |
| 44 | FINLAND | INTER TURKU | KUOPION PALLOSEURA | S. JALKAPALLOKERHO |
| 45 | MOLDOVA | MILSAMI ORHEI | SFÎNTUL GHEORGHE | PETROCUB |
| 46 | MALTA | HAMRUN SPARTANS | FLORIANA | GZIRA UNITED |
| 47 | FAROE ISLANDS | B36 TÓRSHAVN | VÍKINGUR GØTA | HB TÓRSHAVN |
| 48 | KOSOVO | DRITA | GJILANI | LLAPI PODUJEVË |
| 49 | GIBRALTAR | ST JOSEPH'S | EUROPA | MAGPIES |
| 50 | MONTENEGRO | ISKRA | BUDUĆNOST | DEČIĆ TUZI |
| 51 | WALES | BALA TOWN | NEWTOWN | |
| 52 | ICELAND | BREIDABLIK | KR REYKJAVÍK | |
| 53 | ESTONIA | PAIDE | FLORA TALLINN | |
| 54 | ANDORRA | ATLÈTIC D'ESCALDES | UE SANTA COLOMA | |
| 55 | SAN MARINO | TRE FIORI | TRE PENNE | |
Round
Qualifying Round
1st QUALIFYING ROUND 1st Leg
1st QUALIFYING ROUND 2nd Leg
2nd QUALIFYING ROUND 1st Leg
2nd QUALIFYING ROUND 2nd Leg
3rd QUALIFYING ROUND 1st Leg
3rd QUALIFYING ROUND 2nd Leg
Group Stage
Knockout Round
Final Stage
Group Stage
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| BAŞAKŞEHIR | FIORENTINA | HEART | RĪGAS FS |
| TUR 4 | ITA 7 | SCO 3 | LVA 1 |
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| WEST HAM | FCSB | ANDERLECHT | SILKEBORG |
| ENG 7 | ROU 2 | BEL 3 | DEN 3 |
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| VILLARREAL | BEER-SHEVA | AUSTRIA WIEN | LECH POZNAŃ |
| ESP 7 | ISR 2 | AUT 3 | POL 1 |
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| PARTIZAN | KÖLN | OGC NICE | SLOVÁCKO |
| SRB 2 | GER 7 | FRA 5 | CZE CP |
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| AZ | APOLLON | VADUZ | DNIPRO-1 |
| NED 5 | CYP 1 | LIE 1 | UKR 3 |
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| GENT | MOLDE | SHAMROCK ROVERS | DJURGÅRDENS |
| BEL CP | NOR 2 | IRL 1 | SWE 3 |
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| SLAVIA PRAHA | CFR CLUJ | SIVASSPOR | BALLKANI |
| CZE 2 | ROU 1 | TUR CP | KOS 1 |
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| BASEL | SLOVAN BRATISLAVA | ŽALGIRIS VILNIUS | PYUNIK |
| SUI 2 | SVK 1 | LTU 1 | ARM 1 |
