| Valmontone to Navodari | 810.31 mi (1,304.06 km) |
| Valmontone to Negresti-Oas | 663.78 mi (1,068.25 km) |
| Valmontone to Nehoiu | 713.13 mi (1,147.67 km) |
| Valmontone to Ocna Mures | 628.67 mi (1,011.75 km) |
| Valmontone to Odobesti | 756.39 mi (1,217.30 km) |
| Valmontone to Odorheiu Secuiesc | 689.07 mi (1,108.95 km) |
| Valmontone to Oltenita | 711.12 mi (1,144.44 km) |
| Valmontone to Onesti | 753.17 mi (1,212.11 km) |
| Valmontone to Oradea | 574.62 mi (924.77 km) |
| Valmontone to Orastie | 583.98 mi (939.82 km) |
| Valmontone to Oravita | 493.93 mi (794.91 km) |
| Valmontone to Orsova | 518.12 mi (833.83 km) |
| Valmontone to Otelu Rosu | 537.23 mi (864.58 km) |
| Valmontone to Otopeni | 688.98 mi (1,108.81 km) |
| Valmontone to Ovidiu | 807.26 mi (1,299.17 km) |
