| Gladenbach to Octeville | 458.72 mi (738.24 km) |
| Gladenbach to Oignies | 245.83 mi (395.63 km) |
| Gladenbach to Oissel | 346.45 mi (557.56 km) |
| Gladenbach to Olivet | 361.51 mi (581.80 km) |
| Gladenbach to Ollioules | 542.55 mi (873.16 km) |
| Gladenbach to Olonne-sur-Mer | 555.06 mi (893.28 km) |
| Gladenbach to Oloron-Sainte-Marie | 678.28 mi (1,091.58 km) |
| Gladenbach to Onet Village | 522.72 mi (841.24 km) |
| Gladenbach to Onnaing | 220.24 mi (354.44 km) |
| Gladenbach to Orange | 490.66 mi (789.63 km) |
| Gladenbach to Orchies | 234.85 mi (377.95 km) |
| Gladenbach to Orleans | 359.63 mi (578.77 km) |
| Gladenbach to Orly | 309.55 mi (498.17 km) |
| Gladenbach to Ormesson-sur-Marne | 302.35 mi (486.59 km) |
| Gladenbach to Orsay | 319.26 mi (513.81 km) |
