| Ouistreham to Oestrich-Winkel | 372.66 mi (599.73 km) |
| Ouistreham to Offenburg | 376.28 mi (605.57 km) |
| Ouistreham to Oftersheim | 398.05 mi (640.60 km) |
| Ouistreham to Ohrdruf | 498.70 mi (802.57 km) |
| Ouistreham to Ohringen | 439.93 mi (708.00 km) |
| Ouistreham to Olbernhau | 610.64 mi (982.72 km) |
| Ouistreham to Olching | 532.13 mi (856.38 km) |
| Ouistreham to Oldenburg | 453.14 mi (729.26 km) |
| Ouistreham to Oldenburg in Holstein | 588.04 mi (946.36 km) |
| Ouistreham to Olfen | 375.46 mi (604.24 km) |
| Ouistreham to Olpe | 377.60 mi (607.69 km) |
| Ouistreham to Olsberg | 411.06 mi (661.54 km) |
| Ouistreham to Oranienburg | 632.60 mi (1,018.07 km) |
| Ouistreham to Ortenberg | 421.52 mi (678.38 km) |
| Ouistreham to Oschatz | 605.38 mi (974.26 km) |
