| Madrid to Oschatz | 1,099.59 mi (1,769.63 km) |
| Madrid to Oschersleben | 1,069.78 mi (1,721.65 km) |
| Madrid to Osnabruck | 990.46 mi (1,593.98 km) |
| Madrid to Ostbevern | 971.87 mi (1,564.08 km) |
| Madrid to Osterburg | 1,121.85 mi (1,805.44 km) |
| Madrid to Ostercappeln | 998.91 mi (1,607.58 km) |
| Madrid to Osterhofen | 999.25 mi (1,608.14 km) |
| Madrid to Osterholz-Scharmbeck | 1,060.41 mi (1,706.57 km) |
| Madrid to Osternienburg | 1,084.36 mi (1,745.11 km) |
| Madrid to Osterode | 1,025.18 mi (1,649.87 km) |
| Madrid to Osterwieck | 1,050.87 mi (1,691.21 km) |
| Madrid to Ostfildern | 856.13 mi (1,377.81 km) |
| Madrid to Osthofen | 867.89 mi (1,396.73 km) |
| Madrid to Ostrhauderfehn | 1,025.33 mi (1,650.11 km) |
| Madrid to Ostringen | 858.18 mi (1,381.11 km) |
