| Dunkerque to Oestrich-Winkel | 257.13 mi (413.82 km) |
| Dunkerque to Offenburg | 304.96 mi (490.78 km) |
| Dunkerque to Oftersheim | 297.58 mi (478.92 km) |
| Dunkerque to Ohrdruf | 363.92 mi (585.67 km) |
| Dunkerque to Ohringen | 339.97 mi (547.13 km) |
| Dunkerque to Olbernhau | 478.14 mi (769.49 km) |
| Dunkerque to Olching | 445.22 mi (716.51 km) |
| Dunkerque to Oldenburg | 287.19 mi (462.19 km) |
| Dunkerque to Oldenburg in Holstein | 421.24 mi (677.92 km) |
| Dunkerque to Olfen | 220.87 mi (355.45 km) |
| Dunkerque to Olpe | 237.04 mi (381.48 km) |
| Dunkerque to Olsberg | 265.18 mi (426.76 km) |
| Dunkerque to Oranienburg | 477.43 mi (768.35 km) |
| Dunkerque to Ortenberg | 295.93 mi (476.25 km) |
| Dunkerque to Oschatz | 464.78 mi (747.99 km) |
