| Asker to Octeville | 851.33 mi (1,370.09 km) |
| Asker to Oignies | 709.60 mi (1,141.99 km) |
| Asker to Oissel | 813.99 mi (1,309.99 km) |
| Asker to Olivet | 895.53 mi (1,441.21 km) |
| Asker to Ollioules | 1,169.54 mi (1,882.19 km) |
| Asker to Olonne-sur-Mer | 1,044.89 mi (1,681.58 km) |
| Asker to Oloron-Sainte-Marie | 1,240.03 mi (1,995.63 km) |
| Asker to Onet Village | 1,117.53 mi (1,798.49 km) |
| Asker to Onnaing | 705.51 mi (1,135.41 km) |
| Asker to Orange | 1,109.58 mi (1,785.69 km) |
| Asker to Orchies | 705.28 mi (1,135.03 km) |
| Asker to Orleans | 892.88 mi (1,436.96 km) |
| Asker to Orly | 830.66 mi (1,336.82 km) |
| Asker to Ormesson-sur-Marne | 825.71 mi (1,328.85 km) |
| Asker to Orsay | 836.82 mi (1,346.74 km) |
