Leagues and Clubs of Bulgaria20/21
Parva PF Liga (1. League)
Vtora PF Liga (2. League)
Severoiztochna AF Liga (NE) (3. League)
Severozapadna AF Liga (NW) (3. League)
Yugoiztochna AF Liga (SE) (3. League)
Yugozapadna AF Liga (SW) (3. League)
4. League
- Akademik Sofia
- Asenovets Asenovgrad
- Botev Galabovo
- Chepinets Velingrad
- Chernomorets Balchik
- Chumerna Elena
- Dorostol Silistra
- FK Chirpan
- FK Kremikovtsi
- Hebros Harmanli
- Kom Berkovitsa
- Levski Elin Pelin
- Lokomotiv Septemvri
- Maritsa Iztok Radnevo
- Metalurg Pernik
- Minyor Bobov Dol
- OFK Pomorie
- Pirin Gotse Delchev
- Spartak Plovdiv
- Vereya Stara Zagora
- Volov Shumen