Hellenic Railways Organisation rolling stock
owns and maintain an assortment of railway rolling stock. It includes all locomotives, multiple units and hauled stock running on OSE lines (most of it leased to TrainOSE, plus special engineering rail vehicles.
Active rolling stock of OSE
Diesel locomotives
Note: Includes withdrawn typesDiesel shunters
Electric locomotives
Diesel trainsets
Electric trainsets
| Class | Type | QTY | In use | Manufacturer | Model | Power | Year | Photo |
| 460 101-120 | EMU-5 | 20 | 19 | Siemens AG/HSY | Desiro Classic | 3000 kW | 2006 |
Preserved rolling stock of OSE
Preserved steam locomotives
Preserved diesel trainsets
| Class | Type | QTY | Preserved | Manufacturer | Model | Power | Year | Photo |
| AA 91-100, 100, 1101 | B' 2' + 2' 2' + 2' 2' dh | 12 | 1 | Ganz-Mavag | GM | 850 kW | 1976, 1987 | |
| AA 71-90 | 2' B' dh | 20 | 1+1 trailer | Ferrostaal-Esslingen | 800 kW | 1962 | ||
| AA 11-26 AA 27-36 | ' ' dm | 16+10 | 1+1 trailer | FIAT | 077B | AA 11-26: 372 kW AA 27-36: 380 kW | ΑΑ 11-26: 1950 AA 27-36: 1957 | |
| ΑΒΚθπτ 6001-6007 | B' + 2 + 2 + B' dh | 7 | 1 | Esslingen-Ferrostaal-Mercedes | 1000 kW | 1958-1959 | ||
| ΑΒΚθπτ 6401-6413 | B' + 2 + 2 + B' dm | 13 | 1 | DeDietrich | 477 kW | 1952 | ||
| ΑΒΚθπτ 4201-4206 | B' + 2 + B' | 8 | 1 | Linke-Hofmann | 313 kW | 1937 | ||
| AA 6461-6471 | B' 2' + 2' 2' + 2' 2' dh | 15 | 1 | Ganz-Mavag | GM | 1986 |