| Navalcarnero to Oerlinghausen | 1,006.97 mi (1,620.56 km) |
| Navalcarnero to Oestrich-Winkel | 888.50 mi (1,429.90 km) |
| Navalcarnero to Offenburg | 815.34 mi (1,312.17 km) |
| Navalcarnero to Oftersheim | 878.23 mi (1,413.38 km) |
| Navalcarnero to Ohrdruf | 1,016.02 mi (1,635.13 km) |
| Navalcarnero to Ohringen | 902.63 mi (1,452.64 km) |
| Navalcarnero to Olbernhau | 1,100.10 mi (1,770.43 km) |
| Navalcarnero to Olching | 932.58 mi (1,500.84 km) |
| Navalcarnero to Oldenburg | 1,057.39 mi (1,701.70 km) |
| Navalcarnero to Oldenburg in Holstein | 1,188.52 mi (1,912.74 km) |
| Navalcarnero to Olfen | 958.33 mi (1,542.29 km) |
| Navalcarnero to Olpe | 934.17 mi (1,503.39 km) |
| Navalcarnero to Olsberg | 970.16 mi (1,561.32 km) |
| Navalcarnero to Oranienburg | 1,183.53 mi (1,904.70 km) |
| Navalcarnero to Ortenberg | 939.26 mi (1,511.59 km) |
