There are a total of 24 teams participating in the league in two groups (A, B) for the TBL2 2010-2011 season. Each team play each other in their group twice during the regular season.
8 teams from every group qualify for the play-offs and they play the other group teams in a 2-game win mode (such as A1-B8, A2-B7, etc.). The last four teams qualify for the Final Four and they play each other once in an earlier decided city. The first two teams are promoted to the Turkish Basketball First League

Turkish Basketball League

The Turkish Basketball League is the top men’s professional basketball league in Turkey, which is also called Turkish Premier Basketball League . There is also a Turkish Second Basketball League consisting of 2 divisions .-History:The first basketball game played in Turkey was at the Robert...

 for the next season. The last two teams in each group relegate to the Third League.

Clubs 2011/2012 Season

The league currently consists of the following member clubs:

• Akhisar Belediyesi Basketbol
• Başkent Gençlik
• Best Balıkesir Basketbol Kulübü
• Darüşşafaka S.K.
  Darüssafaka S.K.
  Darüşşafaka Cooper Tires, is a professional basketball club based in İstanbul, Turkey that plays in the Turkish Basketball League since 1992-93 season. Their home arena is the Ayhan Sahenk Sport Hall, sometimes called Ayhan Şahenk Arena. The club is sponsored by Çelik Motor a subsidiary of Turkish...
  
  
• Final Gençlik
  Final Gençlik
  Final Gençlik is a Turkish basketball team based in Bursa, Turkey which plays in Turkish Second Basketball League. They were founded in 2006 and their home ground is Final Okulları Sport Hall There is also a primary school named Final Okulları.-Roster:...
  
  
• Gamateks Paü
• Garanti Koza İstanbulspor
• Gaziantep Büyükşehir Belediyesi Basketbol
• Gelişim Koleji
• Genç Telekom
• İstanbul Büyükşehir Belediyesi
• Maliye Milli Piyango
• Optimum TED Ankara Kolejliler
• Ormanspor
• Pertevniyal Basketbol
• Selçuk Üniversitesi Basketbol
• Tenis Eskrim Dağcılık
• Tire Belediye
• Uşak Üniversitesi Belediyespor
• Vestelspor