| Conil de la Frontera to Nasaud | 1,730.79 mi (2,785.45 km) |
| Conil de la Frontera to Navodari | 1,895.34 mi (3,050.26 km) |
| Conil de la Frontera to Negresti-Oas | 1,698.03 mi (2,732.72 km) |
| Conil de la Frontera to Nehoiu | 1,791.76 mi (2,883.56 km) |
| Conil de la Frontera to Ocna Mures | 1,690.50 mi (2,720.60 km) |
| Conil de la Frontera to Odobesti | 1,832.66 mi (2,949.39 km) |
| Conil de la Frontera to Odorheiu Secuiesc | 1,756.37 mi (2,826.61 km) |
| Conil de la Frontera to Oltenita | 1,796.33 mi (2,890.92 km) |
| Conil de la Frontera to Onesti | 1,824.37 mi (2,936.04 km) |
| Conil de la Frontera to Oradea | 1,614.61 mi (2,598.47 km) |
| Conil de la Frontera to Orastie | 1,651.09 mi (2,657.17 km) |
| Conil de la Frontera to Oravita | 1,566.88 mi (2,521.65 km) |
| Conil de la Frontera to Orsova | 1,596.26 mi (2,568.93 km) |
| Conil de la Frontera to Otelu Rosu | 1,606.02 mi (2,584.65 km) |
| Conil de la Frontera to Otopeni | 1,772.36 mi (2,852.33 km) |
