| Blankenberge to Navodari | 1,269.42 mi (2,042.94 km) |
| Blankenberge to Negresti-Oas | 936.69 mi (1,507.45 km) |
| Blankenberge to Nehoiu | 1,135.80 mi (1,827.89 km) |
| Blankenberge to Ocna Mures | 998.26 mi (1,606.54 km) |
| Blankenberge to Odobesti | 1,154.34 mi (1,857.74 km) |
| Blankenberge to Odorheiu Secuiesc | 1,061.80 mi (1,708.81 km) |
| Blankenberge to Oltenita | 1,195.13 mi (1,923.38 km) |
| Blankenberge to Onesti | 1,126.06 mi (1,812.22 km) |
| Blankenberge to Oradea | 895.05 mi (1,440.44 km) |
| Blankenberge to Orastie | 988.31 mi (1,590.54 km) |
| Blankenberge to Oravita | 955.07 mi (1,537.03 km) |
| Blankenberge to Orsova | 996.09 mi (1,603.05 km) |
| Blankenberge to Otelu Rosu | 964.71 mi (1,552.55 km) |
| Blankenberge to Otopeni | 1,154.31 mi (1,857.69 km) |
| Blankenberge to Ovidiu | 1,269.02 mi (2,042.29 km) |
