| Castrovillari to Navodari | 707.67 mi (1,138.89 km) |
| Castrovillari to Negresti-Oas | 662.03 mi (1,065.43 km) |
| Castrovillari to Nehoiu | 639.96 mi (1,029.91 km) |
| Castrovillari to Ocna Mures | 595.73 mi (958.73 km) |
| Castrovillari to Odobesti | 686.43 mi (1,104.70 km) |
| Castrovillari to Odorheiu Secuiesc | 641.54 mi (1,032.46 km) |
| Castrovillari to Oltenita | 611.42 mi (983.99 km) |
| Castrovillari to Onesti | 693.93 mi (1,116.77 km) |
| Castrovillari to Oradea | 577.27 mi (929.02 km) |
| Castrovillari to Orastie | 546.88 mi (880.12 km) |
| Castrovillari to Oravita | 456.40 mi (734.50 km) |
| Castrovillari to Orsova | 463.81 mi (746.43 km) |
| Castrovillari to Otelu Rosu | 502.58 mi (808.83 km) |
| Castrovillari to Otopeni | 601.27 mi (967.64 km) |
| Castrovillari to Ovidiu | 703.92 mi (1,132.84 km) |
