| Sittingbourne to Oerlinghausen | 342.36 mi (550.98 km) |
| Sittingbourne to Oestrich-Winkel | 330.96 mi (532.64 km) |
| Sittingbourne to Offenburg | 376.42 mi (605.79 km) |
| Sittingbourne to Oftersheim | 371.39 mi (597.70 km) |
| Sittingbourne to Ohrdruf | 434.82 mi (699.77 km) |
| Sittingbourne to Ohringen | 413.84 mi (666.00 km) |
| Sittingbourne to Olbernhau | 548.83 mi (883.26 km) |
| Sittingbourne to Olching | 518.82 mi (834.96 km) |
| Sittingbourne to Oldenburg | 339.68 mi (546.66 km) |
| Sittingbourne to Oldenburg in Holstein | 469.74 mi (755.98 km) |
| Sittingbourne to Olfen | 286.64 mi (461.31 km) |
| Sittingbourne to Olpe | 307.93 mi (495.57 km) |
| Sittingbourne to Olsberg | 334.03 mi (537.57 km) |
| Sittingbourne to Oranienburg | 539.23 mi (867.80 km) |
| Sittingbourne to Ortenberg | 368.85 mi (593.61 km) |
