| Valdemoro to Oerlinghausen | 1,002.95 mi (1,614.10 km) |
| Valdemoro to Oestrich-Winkel | 883.07 mi (1,421.17 km) |
| Valdemoro to Offenburg | 808.29 mi (1,300.82 km) |
| Valdemoro to Oftersheim | 871.78 mi (1,402.99 km) |
| Valdemoro to Ohrdruf | 1,009.82 mi (1,625.15 km) |
| Valdemoro to Ohringen | 895.46 mi (1,441.10 km) |
| Valdemoro to Olbernhau | 1,092.57 mi (1,758.32 km) |
| Valdemoro to Olching | 923.43 mi (1,486.12 km) |
| Valdemoro to Oldenburg | 1,054.59 mi (1,697.20 km) |
| Valdemoro to Oldenburg in Holstein | 1,185.14 mi (1,907.30 km) |
| Valdemoro to Olfen | 954.91 mi (1,536.79 km) |
| Valdemoro to Olpe | 929.83 mi (1,496.42 km) |
| Valdemoro to Olsberg | 965.71 mi (1,554.17 km) |
| Valdemoro to Oranienburg | 1,177.86 mi (1,895.59 km) |
| Valdemoro to Ortenberg | 933.53 mi (1,502.37 km) |
