| Prudhoe to Nasaud | 1,246.29 mi (2,005.71 km) |
| Prudhoe to Navodari | 1,531.39 mi (2,464.53 km) |
| Prudhoe to Negresti-Oas | 1,185.63 mi (1,908.09 km) |
| Prudhoe to Nehoiu | 1,398.63 mi (2,250.87 km) |
| Prudhoe to Ocna Mures | 1,261.82 mi (2,030.70 km) |
| Prudhoe to Odobesti | 1,410.18 mi (2,269.47 km) |
| Prudhoe to Odorheiu Secuiesc | 1,319.84 mi (2,124.07 km) |
| Prudhoe to Oltenita | 1,467.03 mi (2,360.96 km) |
| Prudhoe to Onesti | 1,378.40 mi (2,218.33 km) |
| Prudhoe to Oradea | 1,160.14 mi (1,867.06 km) |
| Prudhoe to Orastie | 1,260.05 mi (2,027.85 km) |
| Prudhoe to Oravita | 1,240.52 mi (1,996.43 km) |
| Prudhoe to Orsova | 1,280.94 mi (2,061.48 km) |
| Prudhoe to Otelu Rosu | 1,243.21 mi (2,000.75 km) |
| Prudhoe to Otopeni | 1,424.94 mi (2,293.21 km) |
