| Formby to Oerlinghausen | 502.12 mi (808.08 km) |
| Formby to Oestrich-Winkel | 532.35 mi (856.74 km) |
| Formby to Offenburg | 592.58 mi (953.67 km) |
| Formby to Oftersheim | 578.01 mi (930.21 km) |
| Formby to Ohrdruf | 613.00 mi (986.53 km) |
| Formby to Ohringen | 618.76 mi (995.80 km) |
| Formby to Olbernhau | 722.13 mi (1,162.16 km) |
| Formby to Olching | 726.24 mi (1,168.77 km) |
| Formby to Oldenburg | 465.63 mi (749.35 km) |
| Formby to Oldenburg in Holstein | 568.86 mi (915.50 km) |
| Formby to Olfen | 455.79 mi (733.52 km) |
| Formby to Olpe | 492.40 mi (792.44 km) |
| Formby to Olsberg | 509.02 mi (819.19 km) |
| Formby to Oranienburg | 676.25 mi (1,088.32 km) |
| Formby to Ortenberg | 560.66 mi (902.30 km) |
