| Whitstable to Oerlinghausen | 329.96 mi (531.02 km) |
| Whitstable to Oestrich-Winkel | 319.33 mi (513.92 km) |
| Whitstable to Offenburg | 366.42 mi (589.70 km) |
| Whitstable to Oftersheim | 360.19 mi (579.67 km) |
| Whitstable to Ohrdruf | 422.50 mi (679.95 km) |
| Whitstable to Ohringen | 402.54 mi (647.83 km) |
| Whitstable to Olbernhau | 536.49 mi (863.40 km) |
| Whitstable to Olching | 507.82 mi (817.26 km) |
| Whitstable to Oldenburg | 327.86 mi (527.63 km) |
| Whitstable to Oldenburg in Holstein | 458.32 mi (737.60 km) |
| Whitstable to Olfen | 274.22 mi (441.31 km) |
| Whitstable to Olpe | 295.64 mi (475.78 km) |
| Whitstable to Olsberg | 321.63 mi (517.61 km) |
| Whitstable to Oranienburg | 526.94 mi (848.03 km) |
| Whitstable to Ortenberg | 356.82 mi (574.25 km) |
