| Ermelo to Octeville | 365.70 mi (588.53 km) |
| Ermelo to Oignies | 169.67 mi (273.05 km) |
| Ermelo to Oissel | 284.13 mi (457.26 km) |
| Ermelo to Olivet | 347.87 mi (559.84 km) |
| Ermelo to Ollioules | 633.03 mi (1,018.76 km) |
| Ermelo to Olonne-sur-Mer | 518.03 mi (833.69 km) |
| Ermelo to Oloron-Sainte-Marie | 691.78 mi (1,113.32 km) |
| Ermelo to Onet Village | 565.39 mi (909.91 km) |
| Ermelo to Onnaing | 158.24 mi (254.67 km) |
| Ermelo to Orange | 565.13 mi (909.49 km) |
| Ermelo to Orchies | 162.37 mi (261.31 km) |
| Ermelo to Orleans | 345.32 mi (555.73 km) |
| Ermelo to Orly | 283.53 mi (456.29 km) |
| Ermelo to Ormesson-sur-Marne | 277.84 mi (447.13 km) |
| Ermelo to Orsay | 290.87 mi (468.11 km) |
