| Reguengos de Monsaraz to Navodari | 1,901.92 mi (3,060.85 km) |
| Reguengos de Monsaraz to Negresti-Oas | 1,677.56 mi (2,699.77 km) |
| Reguengos de Monsaraz to Nehoiu | 1,790.80 mi (2,882.02 km) |
| Reguengos de Monsaraz to Ocna Mures | 1,680.72 mi (2,704.86 km) |
| Reguengos de Monsaraz to Odobesti | 1,829.36 mi (2,944.07 km) |
| Reguengos de Monsaraz to Odorheiu Secuiesc | 1,748.31 mi (2,813.64 km) |
| Reguengos de Monsaraz to Oltenita | 1,803.98 mi (2,903.22 km) |
| Reguengos de Monsaraz to Onesti | 1,817.67 mi (2,925.26 km) |
| Reguengos de Monsaraz to Oradea | 1,597.91 mi (2,571.58 km) |
| Reguengos de Monsaraz to Orastie | 1,644.53 mi (2,646.61 km) |
| Reguengos de Monsaraz to Oravita | 1,564.88 mi (2,518.43 km) |
| Reguengos de Monsaraz to Orsova | 1,597.21 mi (2,570.47 km) |
| Reguengos de Monsaraz to Otelu Rosu | 1,601.09 mi (2,576.70 km) |
| Reguengos de Monsaraz to Otopeni | 1,776.69 mi (2,859.31 km) |
| Reguengos de Monsaraz to Ovidiu | 1,899.31 mi (3,056.64 km) |
