| Boscotrecase to Oerlinghausen | 820.02 mi (1,319.69 km) |
| Boscotrecase to Oestrich-Winkel | 709.27 mi (1,141.46 km) |
| Boscotrecase to Offenburg | 619.99 mi (997.77 km) |
| Boscotrecase to Oftersheim | 658.59 mi (1,059.90 km) |
| Boscotrecase to Ohrdruf | 716.71 mi (1,153.43 km) |
| Boscotrecase to Ohringen | 629.80 mi (1,013.56 km) |
| Boscotrecase to Olbernhau | 685.04 mi (1,102.46 km) |
| Boscotrecase to Olching | 535.32 mi (861.52 km) |
| Boscotrecase to Oldenburg | 902.64 mi (1,452.66 km) |
| Boscotrecase to Oldenburg in Holstein | 948.43 mi (1,526.36 km) |
| Boscotrecase to Olfen | 826.83 mi (1,330.65 km) |
| Boscotrecase to Olpe | 774.90 mi (1,247.08 km) |
| Boscotrecase to Olsberg | 783.76 mi (1,261.34 km) |
| Boscotrecase to Oranienburg | 829.14 mi (1,334.36 km) |
| Boscotrecase to Ortenberg | 710.82 mi (1,143.96 km) |
