| Sanlucar la Mayor to Oerlinghausen | 1,239.36 mi (1,994.55 km) |
| Sanlucar la Mayor to Oestrich-Winkel | 1,119.98 mi (1,802.44 km) |
| Sanlucar la Mayor to Offenburg | 1,044.41 mi (1,680.82 km) |
| Sanlucar la Mayor to Oftersheim | 1,108.35 mi (1,783.72 km) |
| Sanlucar la Mayor to Ohrdruf | 1,246.52 mi (2,006.08 km) |
| Sanlucar la Mayor to Ohringen | 1,131.41 mi (1,820.83 km) |
| Sanlucar la Mayor to Olbernhau | 1,328.00 mi (2,137.22 km) |
| Sanlucar la Mayor to Olching | 1,155.92 mi (1,860.27 km) |
| Sanlucar la Mayor to Oldenburg | 1,289.68 mi (2,075.53 km) |
| Sanlucar la Mayor to Oldenburg in Holstein | 1,420.96 mi (2,286.81 km) |
| Sanlucar la Mayor to Olfen | 1,190.78 mi (1,916.37 km) |
| Sanlucar la Mayor to Olpe | 1,166.44 mi (1,877.21 km) |
| Sanlucar la Mayor to Olsberg | 1,202.39 mi (1,935.06 km) |
| Sanlucar la Mayor to Oranienburg | 1,414.74 mi (2,276.80 km) |
| Sanlucar la Mayor to Ortenberg | 1,170.40 mi (1,883.58 km) |
