| Bidston to Oerlinghausen | 501.21 mi (806.62 km) |
| Bidston to Oestrich-Winkel | 528.65 mi (850.78 km) |
| Bidston to Offenburg | 587.33 mi (945.21 km) |
| Bidston to Oftersheim | 573.89 mi (923.58 km) |
| Bidston to Ohrdruf | 611.24 mi (983.69 km) |
| Bidston to Ohringen | 614.86 mi (989.53 km) |
| Bidston to Olbernhau | 720.90 mi (1,160.18 km) |
| Bidston to Olching | 722.19 mi (1,162.26 km) |
| Bidston to Oldenburg | 466.41 mi (750.62 km) |
| Bidston to Oldenburg in Holstein | 571.44 mi (919.65 km) |
| Bidston to Olfen | 454.12 mi (730.84 km) |
| Bidston to Olpe | 489.89 mi (788.40 km) |
| Bidston to Olsberg | 507.20 mi (816.25 km) |
| Bidston to Oranienburg | 677.16 mi (1,089.78 km) |
| Bidston to Ortenberg | 557.80 mi (897.69 km) |
