| Heide to Octeville | 555.01 mi (893.21 km) |
| Heide to Oignies | 363.94 mi (585.71 km) |
| Heide to Oissel | 478.56 mi (770.17 km) |
| Heide to Olivet | 537.10 mi (864.37 km) |
| Heide to Ollioules | 777.96 mi (1,252.00 km) |
| Heide to Olonne-sur-Mer | 712.19 mi (1,146.16 km) |
| Heide to Oloron-Sainte-Marie | 877.68 mi (1,412.50 km) |
| Heide to Onet Village | 738.95 mi (1,189.23 km) |
| Heide to Onnaing | 350.74 mi (564.47 km) |
| Heide to Orange | 721.03 mi (1,160.38 km) |
| Heide to Orchies | 356.27 mi (573.36 km) |
| Heide to Orleans | 534.64 mi (860.43 km) |
| Heide to Orly | 473.98 mi (762.80 km) |
| Heide to Ormesson-sur-Marne | 467.83 mi (752.90 km) |
| Heide to Orsay | 481.96 mi (775.63 km) |
