| Sundern to Octeville | 439.47 mi (707.25 km) |
| Sundern to Oignies | 225.86 mi (363.49 km) |
| Sundern to Oissel | 333.70 mi (537.04 km) |
| Sundern to Olivet | 362.48 mi (583.35 km) |
| Sundern to Ollioules | 573.89 mi (923.58 km) |
| Sundern to Olonne-sur-Mer | 552.35 mi (888.92 km) |
| Sundern to Oloron-Sainte-Marie | 690.27 mi (1,110.88 km) |
| Sundern to Onet Village | 541.42 mi (871.34 km) |
| Sundern to Onnaing | 202.42 mi (325.76 km) |
| Sundern to Orange | 517.54 mi (832.89 km) |
| Sundern to Orchies | 215.22 mi (346.37 km) |
| Sundern to Orleans | 360.36 mi (579.95 km) |
| Sundern to Orly | 305.70 mi (491.98 km) |
| Sundern to Ormesson-sur-Marne | 298.69 mi (480.69 km) |
| Sundern to Orsay | 315.05 mi (507.03 km) |
