| Season | 1965–66 |
|---|---|
| Champions | Aluminij |
| Relegated | Rudar Velenje Kladivar Celje Koper |
| Matches played | 132 |
| Goals scored | 478 (3.62 per match) |
← 1964–65 1966–67 → | |
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Aluminij | 22 | 15 | 4 | 3 | 64 | 23 | +41 | 34 |
| 2 | Triglav Kranj | 22 | 13 | 4 | 5 | 49 | 30 | +19 | 30 |
| 3 | ŽŠD Celje | 22 | 13 | 1 | 8 | 42 | 29 | +13 | 27 |
| 4 | Ljubljana | 22 | 10 | 6 | 6 | 36 | 31 | +5 | 26 |
| 5 | Rudar Trbovlje | 22 | 10 | 3 | 9 | 42 | 41 | +1 | 23 |
| 6 | Železničar Maribor | 22 | 11 | 1 | 10 | 35 | 47 | −12 | 23 |
| 7 | Nova Gorica | 22 | 8 | 4 | 10 | 32 | 40 | −8 | 20 |
| 8 | Mura | 22 | 6 | 6 | 10 | 34 | 46 | −12 | 18 |
| 9 | Branik Maribor | 22 | 7 | 4 | 11 | 39 | 56 | −17 | 18 |
| 10 | Rudar Velenje | 22 | 7 | 3 | 12 | 36 | 53 | −17 | 17 |
| 11 | Kladivar Celje | 22 | 6 | 3 | 13 | 35 | 51 | −16 | 15 |
| 12 | Koper | 22 | 3 | 6 | 13 | 34 | 61 | −27 | 12 |