| Nieuwegein to Navodari | 1,200.67 mi (1,932.29 km) |
| Nieuwegein to Negresti-Oas | 861.83 mi (1,386.99 km) |
| Nieuwegein to Nehoiu | 1,067.04 mi (1,717.24 km) |
| Nieuwegein to Ocna Mures | 929.35 mi (1,495.65 km) |
| Nieuwegein to Odobesti | 1,082.86 mi (1,742.69 km) |
| Nieuwegein to Odorheiu Secuiesc | 990.86 mi (1,594.64 km) |
| Nieuwegein to Oltenita | 1,130.54 mi (1,819.43 km) |
| Nieuwegein to Onesti | 1,053.18 mi (1,694.93 km) |
| Nieuwegein to Oradea | 826.39 mi (1,329.95 km) |
| Nieuwegein to Orastie | 923.06 mi (1,485.52 km) |
| Nieuwegein to Oravita | 897.00 mi (1,443.58 km) |
| Nieuwegein to Orsova | 937.77 mi (1,509.19 km) |
| Nieuwegein to Otelu Rosu | 902.78 mi (1,452.88 km) |
| Nieuwegein to Otopeni | 1,089.03 mi (1,752.62 km) |
| Nieuwegein to Ovidiu | 1,200.52 mi (1,932.05 km) |
