Leagues and Clubs of Greece1965/66
Alpha Ethniki (1. League)
- 1. Olympiakos Piraios
- 2. Panathinaikos AO
- 3. AEK Athinon
- 4. Panionios Neas Smyrnis
- 5. Aris Thessalonikis
- 6. PAOK Thessalonikis
- 7. Ethnikos Piraios
- 8. Pierikos Katerinis
- 9. AO Aigaleo
- 10. Apollon Smyrnis Athinon
- 11. AO Trikala
- 12. Iraklis Thessalonikis
- 13. Proodeftiki Nikaias
- 14. Panserraikos MGS
- 15. Panaigialios GS
- 16. Niki Volou
Beta Ethniki (2. League)
- AE Chalandriou
- AE Larisas
- AE Tyrnavou
- AGS Kastorias
- Aias Salaminas
- Aiolikos Mytilinis
- Anagennisi Giannitson
- Anagennisi Karditsas
- AO Kavala
- AO Kilkisiakos
- APO Korinthos
- Apollon Kalamarias
- Argonaftis Piraios
- AS Edessaikos
- AS Lamia
- Aspis Xanthis
- Atromitos Athinon
- Atromitos Piraios
- Diagoras Rodou
- Doxa Dramas
- Ethnikos Asteras Kaisarianis
- Fostiras Tavrou
- Ionikos Nikaias
- Makedonikos Neapolis
- OF Irakliou
- Olympiakos Chalkidas
- Olympiakos Volou
- Panachaiki GE
- Panaitolikos GFS
- Panargiakos APO
- Panarkadikos AO
- Panelefsiniakos AO
- PAS Veroia
- Thyella Patron
- Vyzas Megaron
Ethniki Erasitechniki (3. League)
- Anagennisi Artas
- APO Levadiakos
- APS Panthrakikos
- Ergotelis Irakliou
- Ethnikos Alexandroupolis
- FAS Naousa
- Fokikos Amfissas
- Irodotos PAS Alikarnassou
- Megas Alexandros Thessalonikis
- Olympiakos Loutrakiou
- Olympiakos Patron
- Panchiakos GS
- Paniliakos Pyrgou
- Pannafpliakos Iraklis
- PAO Safraboli
- PAS Preveza
- Patraikos AO
- Thermaikos Thessalonikis
