| Ruda Slaska to Navodari | 613.68 mi (987.63 km) |
| Ruda Slaska to Negresti-Oas | 264.79 mi (426.14 km) |
| Ruda Slaska to Nehoiu | 483.95 mi (778.84 km) |
| Ruda Slaska to Ocna Mures | 352.68 mi (567.58 km) |
| Ruda Slaska to Odobesti | 490.02 mi (788.61 km) |
| Ruda Slaska to Odorheiu Secuiesc | 402.62 mi (647.95 km) |
| Ruda Slaska to Oltenita | 561.28 mi (903.29 km) |
| Ruda Slaska to Onesti | 456.88 mi (735.28 km) |
| Ruda Slaska to Oradea | 261.08 mi (420.17 km) |
| Ruda Slaska to Orastie | 364.89 mi (587.24 km) |
| Ruda Slaska to Oravita | 384.08 mi (618.12 km) |
| Ruda Slaska to Orsova | 416.69 mi (670.60 km) |
| Ruda Slaska to Otelu Rosu | 365.59 mi (588.36 km) |
| Ruda Slaska to Otopeni | 518.81 mi (834.94 km) |
| Ruda Slaska to Ovidiu | 614.36 mi (988.72 km) |
