| Dunkirk to Oerlinghausen | 3,923.41 mi (6,314.11 km) |
| Dunkirk to Oestrich-Winkel | 3,963.00 mi (6,377.83 km) |
| Dunkirk to Offenburg | 4,012.34 mi (6,457.24 km) |
| Dunkirk to Oftersheim | 4,007.08 mi (6,448.77 km) |
| Dunkirk to Ohrdruf | 4,039.51 mi (6,500.96 km) |
| Dunkirk to Ohringen | 4,048.71 mi (6,515.76 km) |
| Dunkirk to Olbernhau | 4,142.80 mi (6,667.20 km) |
| Dunkirk to Olching | 4,155.30 mi (6,687.31 km) |
| Dunkirk to Oldenburg | 3,868.70 mi (6,226.07 km) |
| Dunkirk to Oldenburg in Holstein | 3,928.07 mi (6,321.62 km) |
| Dunkirk to Olfen | 3,883.09 mi (6,249.23 km) |
| Dunkirk to Olpe | 3,922.91 mi (6,313.32 km) |
| Dunkirk to Olsberg | 3,936.73 mi (6,335.55 km) |
| Dunkirk to Oranienburg | 4,064.71 mi (6,541.52 km) |
| Dunkirk to Ortenberg | 3,991.79 mi (6,424.17 km) |
