| Nizza Monferrato to Navodari | 995.44 mi (1,602.00 km) |
| Nizza Monferrato to Negresti-Oas | 748.76 mi (1,205.01 km) |
| Nizza Monferrato to Nehoiu | 875.09 mi (1,408.32 km) |
| Nizza Monferrato to Ocna Mures | 756.78 mi (1,217.92 km) |
| Nizza Monferrato to Odobesti | 910.34 mi (1,465.06 km) |
| Nizza Monferrato to Odorheiu Secuiesc | 825.30 mi (1,328.19 km) |
| Nizza Monferrato to Oltenita | 901.36 mi (1,450.59 km) |
| Nizza Monferrato to Onesti | 895.33 mi (1,440.89 km) |
| Nizza Monferrato to Oradea | 670.12 mi (1,078.46 km) |
| Nizza Monferrato to Orastie | 724.06 mi (1,165.27 km) |
| Nizza Monferrato to Oravita | 651.84 mi (1,049.04 km) |
| Nizza Monferrato to Orsova | 688.14 mi (1,107.45 km) |
| Nizza Monferrato to Otelu Rosu | 683.19 mi (1,099.49 km) |
| Nizza Monferrato to Otopeni | 868.99 mi (1,398.51 km) |
| Nizza Monferrato to Ovidiu | 993.39 mi (1,598.70 km) |
