| Ohrdruf to Octeville | 552.62 mi (889.36 km) |
| Ohrdruf to Oignies | 339.81 mi (546.86 km) |
| Ohrdruf to Oissel | 439.25 mi (706.91 km) |
| Ohrdruf to Olivet | 446.82 mi (719.09 km) |
| Ohrdruf to Ollioules | 578.69 mi (931.31 km) |
| Ohrdruf to Olonne-sur-Mer | 641.81 mi (1,032.89 km) |
| Ohrdruf to Oloron-Sainte-Marie | 749.15 mi (1,205.63 km) |
| Ohrdruf to Onet Village | 585.11 mi (941.65 km) |
| Ohrdruf to Onnaing | 314.20 mi (505.65 km) |
| Ohrdruf to Orange | 538.24 mi (866.22 km) |
| Ohrdruf to Orchies | 328.82 mi (529.19 km) |
| Ohrdruf to Orleans | 445.13 mi (716.37 km) |
| Ohrdruf to Orly | 398.66 mi (641.59 km) |
| Ohrdruf to Ormesson-sur-Marne | 391.43 mi (629.95 km) |
| Ohrdruf to Orsay | 408.49 mi (657.41 km) |
