| Kortenberg to Navodari | 1,203.17 mi (1,936.32 km) |
| Kortenberg to Negresti-Oas | 872.32 mi (1,403.86 km) |
| Kortenberg to Nehoiu | 1,069.61 mi (1,721.37 km) |
| Kortenberg to Ocna Mures | 932.19 mi (1,500.21 km) |
| Kortenberg to Odobesti | 1,088.79 mi (1,752.24 km) |
| Kortenberg to Odorheiu Secuiesc | 996.17 mi (1,603.18 km) |
| Kortenberg to Oltenita | 1,128.16 mi (1,815.60 km) |
| Kortenberg to Onesti | 1,060.91 mi (1,707.37 km) |
| Kortenberg to Oradea | 829.01 mi (1,334.16 km) |
| Kortenberg to Orastie | 921.54 mi (1,483.08 km) |
| Kortenberg to Oravita | 887.45 mi (1,428.22 km) |
| Kortenberg to Orsova | 928.48 mi (1,494.25 km) |
| Kortenberg to Otelu Rosu | 897.47 mi (1,444.34 km) |
| Kortenberg to Otopeni | 1,087.47 mi (1,750.11 km) |
| Kortenberg to Ovidiu | 1,202.71 mi (1,935.58 km) |
