| Drobeta-Turnu Severin to Opole | 470.91 mi (757.86 km) |
| Drobeta-Turnu Severin to Orzesze | 422.42 mi (679.83 km) |
| Drobeta-Turnu Severin to Osowa | 701.85 mi (1,129.51 km) |
| Drobeta-Turnu Severin to Ostroda | 637.95 mi (1,026.68 km) |
| Drobeta-Turnu Severin to Ostroleka | 584.75 mi (941.07 km) |
| Drobeta-Turnu Severin to Ostrow Mazowiecka | 565.29 mi (909.75 km) |
| Drobeta-Turnu Severin to Ostrow Wielkopolski | 533.25 mi (858.18 km) |
| Drobeta-Turnu Severin to Ostrowiec Swietokrzyski | 439.12 mi (706.70 km) |
| Drobeta-Turnu Severin to Ostrzeszow | 516.62 mi (831.42 km) |
| Drobeta-Turnu Severin to Oswiecim | 406.37 mi (653.99 km) |
| Drobeta-Turnu Severin to Otwock | 520.91 mi (838.32 km) |
| Drobeta-Turnu Severin to Ozarow Mazowiecki | 530.74 mi (854.14 km) |
| Drobeta-Turnu Severin to Ozimek | 465.40 mi (748.99 km) |
| Drobeta-Turnu Severin to Ozorkow | 529.64 mi (852.37 km) |
| Drobeta-Turnu Severin to Pabianice | 507.53 mi (816.79 km) |
