| Palma del Rio to Oerlinghausen | 1,195.04 mi (1,923.23 km) |
| Palma del Rio to Oestrich-Winkel | 1,073.78 mi (1,728.09 km) |
| Palma del Rio to Offenburg | 996.26 mi (1,603.33 km) |
| Palma del Rio to Oftersheim | 1,060.86 mi (1,707.28 km) |
| Palma del Rio to Ohrdruf | 1,199.24 mi (1,929.99 km) |
| Palma del Rio to Ohringen | 1,083.02 mi (1,742.95 km) |
| Palma del Rio to Olbernhau | 1,279.02 mi (2,058.38 km) |
| Palma del Rio to Olching | 1,105.30 mi (1,778.81 km) |
| Palma del Rio to Oldenburg | 1,247.16 mi (2,007.11 km) |
| Palma del Rio to Oldenburg in Holstein | 1,377.55 mi (2,216.96 km) |
| Palma del Rio to Olfen | 1,147.33 mi (1,846.45 km) |
| Palma del Rio to Olpe | 1,121.70 mi (1,805.19 km) |
| Palma del Rio to Olsberg | 1,157.47 mi (1,862.78 km) |
| Palma del Rio to Oranienburg | 1,368.06 mi (2,201.68 km) |
| Palma del Rio to Ortenberg | 1,123.78 mi (1,808.54 km) |
