| Los Alcazares to Oberkirch | 869.62 mi (1,399.51 km) |
| Los Alcazares to Obernburg am Main | 971.12 mi (1,562.86 km) |
| Los Alcazares to Obernkirchen | 1,112.91 mi (1,791.06 km) |
| Los Alcazares to Oberschleissheim | 957.06 mi (1,540.23 km) |
| Los Alcazares to Oberstdorf | 873.78 mi (1,406.22 km) |
| Los Alcazares to Obertraubling | 1,011.41 mi (1,627.71 km) |
| Los Alcazares to Obertshausen | 976.55 mi (1,571.60 km) |
| Los Alcazares to Oberursel | 978.41 mi (1,574.60 km) |
| Los Alcazares to Ochsenfurt | 984.73 mi (1,584.77 km) |
| Los Alcazares to Ochsenhausen | 896.97 mi (1,443.54 km) |
| Los Alcazares to Ochtrup | 1,072.13 mi (1,725.43 km) |
| Los Alcazares to Odenthal | 997.52 mi (1,605.35 km) |
| Los Alcazares to Oelde | 1,066.94 mi (1,717.08 km) |
| Los Alcazares to Oelsnitz | 1,084.78 mi (1,745.78 km) |
| Los Alcazares to Oer-Erkenschwick | 1,037.92 mi (1,670.38 km) |
