| Torre del Campo to Oerlinghausen | 1,154.06 mi (1,857.27 km) |
| Torre del Campo to Oestrich-Winkel | 1,029.07 mi (1,656.13 km) |
| Torre del Campo to Offenburg | 947.32 mi (1,524.56 km) |
| Torre del Campo to Oftersheim | 1,013.26 mi (1,630.69 km) |
| Torre del Campo to Ohrdruf | 1,151.83 mi (1,853.70 km) |
| Torre del Campo to Ohringen | 1,033.29 mi (1,662.92 km) |
| Torre del Campo to Olbernhau | 1,227.51 mi (1,975.49 km) |
| Torre del Campo to Olching | 1,049.96 mi (1,689.75 km) |
| Torre del Campo to Oldenburg | 1,209.73 mi (1,946.87 km) |
| Torre del Campo to Oldenburg in Holstein | 1,338.07 mi (2,153.41 km) |
| Torre del Campo to Olfen | 1,108.27 mi (1,783.59 km) |
| Torre del Campo to Olpe | 1,079.99 mi (1,738.08 km) |
| Torre del Campo to Olsberg | 1,115.33 mi (1,794.95 km) |
| Torre del Campo to Oranienburg | 1,321.71 mi (2,127.09 km) |
| Torre del Campo to Ortenberg | 1,078.00 mi (1,734.87 km) |
