2009–10 TFF Second League

The 2009–10 season started with 45 teams distributed over four "ranking groups".

The teams of the classification groups retained their complete records in the process.

A total of three promotion spots to the TFF First League were played out.

The bottom three teams of the classification groups were directly relegated to the TFF Third League.

Including matches played on April 5, 2010 [4] The teams placed third through sixth of the promotion group and the four winners of the classification groups competed in a single-elimination playoff for the last promotion spot.