The article contains information about the 2016–17 Iran 3rd Division football season.
In total and in the first round, 65 teams will compete in 5 different groups .
Second Round will be started after first round (January 2017) Promotion and Relegation: First team of each group (total: 3 teams) will promote to second division.
In playoff round, two teams of four, will promote to second division.
The winner will be promoted to 2017–18 Iran Football's 2nd Division.