| Heidenheim to Octeville | 536.61 mi (863.59 km) |
| Heidenheim to Oignies | 343.76 mi (553.23 km) |
| Heidenheim to Oissel | 413.06 mi (664.75 km) |
| Heidenheim to Olivet | 383.52 mi (617.22 km) |
| Heidenheim to Ollioules | 434.83 mi (699.79 km) |
| Heidenheim to Olonne-sur-Mer | 574.28 mi (924.22 km) |
| Heidenheim to Oloron-Sainte-Marie | 639.99 mi (1,029.96 km) |
| Heidenheim to Onet Village | 466.42 mi (750.63 km) |
| Heidenheim to Onnaing | 316.76 mi (509.78 km) |
| Heidenheim to Orange | 403.69 mi (649.68 km) |
| Heidenheim to Orchies | 333.45 mi (536.63 km) |
| Heidenheim to Orleans | 382.62 mi (615.76 km) |
| Heidenheim to Orly | 353.75 mi (569.31 km) |
| Heidenheim to Ormesson-sur-Marne | 347.03 mi (558.49 km) |
| Heidenheim to Orsay | 363.24 mi (584.57 km) |
