| Palos de la Frontera to Oerlinghausen | 1,268.31 mi (2,041.15 km) |
| Palos de la Frontera to Oestrich-Winkel | 1,150.55 mi (1,851.63 km) |
| Palos de la Frontera to Offenburg | 1,076.66 mi (1,732.71 km) |
| Palos de la Frontera to Oftersheim | 1,140.01 mi (1,834.67 km) |
| Palos de la Frontera to Ohrdruf | 1,277.93 mi (2,056.63 km) |
| Palos de la Frontera to Ohringen | 1,163.82 mi (1,872.98 km) |
| Palos de la Frontera to Olbernhau | 1,360.85 mi (2,190.08 km) |
| Palos de la Frontera to Olching | 1,190.27 mi (1,915.56 km) |
| Palos de la Frontera to Oldenburg | 1,317.14 mi (2,119.73 km) |
| Palos de la Frontera to Oldenburg in Holstein | 1,449.07 mi (2,332.06 km) |
| Palos de la Frontera to Olfen | 1,219.05 mi (1,961.86 km) |
| Palos de la Frontera to Olpe | 1,195.79 mi (1,924.43 km) |
| Palos de la Frontera to Olsberg | 1,231.85 mi (1,982.47 km) |
| Palos de la Frontera to Oranienburg | 1,445.57 mi (2,326.42 km) |
| Palos de la Frontera to Ortenberg | 1,201.30 mi (1,933.30 km) |
