Leagues and Clubs of Bulgaria1965/66
A PFG (1. League)
- 1. CSKA Cherveno Zname Sofia
- 2. Levski Sofia
- 3. Slavia Sofia
- 4. Spartak Sofia
- 5. Lokomotiv Plovdiv
- 6. Beroe Stara Zagora
- 7. Dunav Ruse
- 8. Lokomotiv Sofia
- 9. Spartak Plovdiv
- 10. Botev Plovdiv
- 11. Cherno More Varna
- 12. Marek Stanke Dimitrov
- 13. Botev Vratsa
- 14. Botev Burgas
- 15. Spartak Varna
- 16. Spartak Pleven
B RFG - Sever (N) (2. League)
B RFG - Yug (S) (2. League)
- Akademik Sofia
- Arda Kardzhali
- Botev Blagoevgrad
- Dimitar Kanev Haskovo
- FK Sliven
- Gorubso Madan
- Himik Dimitrovgrad
- Levski Kyustendil
- Maritsa Plovdiv
- Metalurg Pernik
- Minyor Dimitrovgrad
- Minyor Pernik
- Neftohimik Burgas
- Nikolay Laskov Yambol
- Orlin Pirdop
- Rodopa Smolyan
- Rozova Dolina Kazanlak
- Septemvri Sofia
