| Vallendar to Octeville | 414.53 mi (667.13 km) |
| Vallendar to Oignies | 203.73 mi (327.87 km) |
| Vallendar to Oissel | 299.71 mi (482.34 km) |
| Vallendar to Olivet | 312.18 mi (502.41 km) |
| Vallendar to Ollioules | 508.41 mi (818.20 km) |
| Vallendar to Olonne-sur-Mer | 505.81 mi (814.02 km) |
| Vallendar to Oloron-Sainte-Marie | 631.00 mi (1,015.49 km) |
| Vallendar to Onet Village | 478.29 mi (769.73 km) |
| Vallendar to Onnaing | 177.23 mi (285.22 km) |
| Vallendar to Orange | 452.01 mi (727.44 km) |
| Vallendar to Orchies | 192.71 mi (310.13 km) |
| Vallendar to Orleans | 310.30 mi (499.37 km) |
| Vallendar to Orly | 260.59 mi (419.38 km) |
| Vallendar to Ormesson-sur-Marne | 253.38 mi (407.77 km) |
| Vallendar to Orsay | 270.34 mi (435.07 km) |
