| Folkestone to Oerlinghausen | 328.05 mi (527.94 km) |
| Folkestone to Oestrich-Winkel | 309.12 mi (497.48 km) |
| Folkestone to Offenburg | 351.66 mi (565.94 km) |
| Folkestone to Oftersheim | 348.39 mi (560.68 km) |
| Folkestone to Ohrdruf | 416.46 mi (670.23 km) |
| Folkestone to Ohringen | 391.00 mi (629.26 km) |
| Folkestone to Olbernhau | 530.66 mi (854.01 km) |
| Folkestone to Olching | 495.34 mi (797.18 km) |
| Folkestone to Oldenburg | 331.09 mi (532.83 km) |
| Folkestone to Oldenburg in Holstein | 463.20 mi (745.45 km) |
| Folkestone to Olfen | 271.50 mi (436.93 km) |
| Folkestone to Olpe | 289.54 mi (465.96 km) |
| Folkestone to Olsberg | 317.10 mi (510.33 km) |
| Folkestone to Oranienburg | 526.57 mi (847.43 km) |
| Folkestone to Ortenberg | 348.56 mi (560.96 km) |
