| Navalcarnero to Oberkirch | 823.57 mi (1,325.41 km) |
| Navalcarnero to Obernburg am Main | 918.31 mi (1,477.88 km) |
| Navalcarnero to Obernkirchen | 1,035.16 mi (1,665.94 km) |
| Navalcarnero to Oberschleissheim | 944.27 mi (1,519.65 km) |
| Navalcarnero to Oberstdorf | 863.63 mi (1,389.87 km) |
| Navalcarnero to Obertraubling | 992.99 mi (1,598.06 km) |
| Navalcarnero to Obertshausen | 918.51 mi (1,478.20 km) |
| Navalcarnero to Oberursel | 916.65 mi (1,475.20 km) |
| Navalcarnero to Ochsenfurt | 941.84 mi (1,515.75 km) |
| Navalcarnero to Ochsenhausen | 874.16 mi (1,406.83 km) |
| Navalcarnero to Ochtrup | 979.85 mi (1,576.92 km) |
| Navalcarnero to Odenthal | 914.58 mi (1,471.88 km) |
| Navalcarnero to Oelde | 985.52 mi (1,586.04 km) |
| Navalcarnero to Oelsnitz | 1,048.18 mi (1,686.89 km) |
| Navalcarnero to Oer-Erkenschwick | 950.76 mi (1,530.11 km) |
