| Torrelodones to Oerlinghausen | 987.66 mi (1,589.49 km) |
| Torrelodones to Oestrich-Winkel | 869.82 mi (1,399.83 km) |
| Torrelodones to Offenburg | 797.53 mi (1,283.51 km) |
| Torrelodones to Oftersheim | 860.07 mi (1,384.16 km) |
| Torrelodones to Ohrdruf | 997.70 mi (1,605.65 km) |
| Torrelodones to Ohringen | 884.87 mi (1,424.07 km) |
| Torrelodones to Olbernhau | 1,082.52 mi (1,742.15 km) |
| Torrelodones to Olching | 916.13 mi (1,474.37 km) |
| Torrelodones to Oldenburg | 1,037.65 mi (1,669.94 km) |
| Torrelodones to Oldenburg in Holstein | 1,168.97 mi (1,881.27 km) |
| Torrelodones to Olfen | 938.81 mi (1,510.87 km) |
| Torrelodones to Olpe | 914.99 mi (1,472.54 km) |
| Torrelodones to Olsberg | 951.03 mi (1,530.53 km) |
| Torrelodones to Oranienburg | 1,164.92 mi (1,874.76 km) |
| Torrelodones to Ortenberg | 920.71 mi (1,481.75 km) |
