| Competition: | Iran Football's 2nd Division |
| Season: | 2005–06 |
| Winners: | Pegah Karaj Etka Tehran |
| Prevseason: | 2004–05 |
| Nextseason: | 2006–07 |
The 2005–06 season in the 2nd division of Iranian football ended with promotion to the Azadegan League for Pegah Tehran, Nassaji Mazandaran, Etka Gorgan and Shahrdari Tabriz. The following were the standings of the 2005–06 Iran 2nd Division football season.
May 14, 2006 in Arak
Nassaji Mazandaran Promoted to Azadegan League.
May 14, 2006 in Isfahan
Shahrdari Kerman Relegated to 3rd Division.
Maziran Sari Relegated to 3rd Division.
----
----