2011–12 Slovenian Third League
The season began on 20 August 2011 and ended on 9 June 2012.
- Ljubljana and Portorož Piran were excluded after the 2010–11 season, their places were taken by Zagorje and Izola.
Clubs East
| Club | Location | Stadium | 2010–11 position |
| Bistrica | Slovenska Bistrica | Slovenska Bistrica Sports Park | 11th |
| Čarda | Martjanci | ŠRC Martjanci | 3rd |
| Dravograd | Dravograd | Dravograd Sports Centre | 5th |
| Grad | Grad | Igrišče Pod gradom | 7th |
| Kovinar Štore | Štore | Na Lipi Stadium | 6th |
| Malečnik | Malečnik | Berl Sports Centre | 9th |
| Odranci | Odranci | ŠRC Odranci | 1st |
| Paloma | Sladki Vrh | Sladki Vrh Sports Park | 8th |
| Rakičan | Rakičan | Grajski Park Stadium | 1st, Pomurska |
| Stojnci | Stojnci | Stojnci Sports Park | 10th |
| Tromejnik | Kuzma | Kuzma Football Stadium | 4th |
| Veržej | Veržej | Čistina Stadium | 13th |
| Zavrč | Zavrč | Zavrč Sports Park | 1st, Styrian |
| Zreče | Zreče | Zreče Stadium | 12th |