| Ramnicu Sarat to Orbetello | 813.10 mi (1,308.55 km) |
| Ramnicu Sarat to Oria | 583.36 mi (938.82 km) |
| Ramnicu Sarat to Oristano | 1,009.07 mi (1,623.94 km) |
| Ramnicu Sarat to Orta Nova | 634.29 mi (1,020.80 km) |
| Ramnicu Sarat to Orte | 756.43 mi (1,217.36 km) |
| Ramnicu Sarat to Ortona | 663.64 mi (1,068.03 km) |
| Ramnicu Sarat to Orvieto | 763.61 mi (1,228.91 km) |
| Ramnicu Sarat to Orzinuovi | 829.46 mi (1,334.89 km) |
| Ramnicu Sarat to Osimo | 681.68 mi (1,097.06 km) |
| Ramnicu Sarat to Ospitaletto | 821.66 mi (1,322.33 km) |
| Ramnicu Sarat to Ostuni | 575.57 mi (926.28 km) |
| Ramnicu Sarat to Ottaviano | 706.54 mi (1,137.06 km) |
| Ramnicu Sarat to Ovada | 898.96 mi (1,446.73 km) |
| Ramnicu Sarat to Ozieri | 968.41 mi (1,558.50 km) |
| Ramnicu Sarat to Paceco | 904.35 mi (1,455.41 km) |
