| Hamar to Octeville | 916.53 mi (1,475.02 km) |
| Hamar to Oignies | 778.48 mi (1,252.84 km) |
| Hamar to Oissel | 882.02 mi (1,419.47 km) |
| Hamar to Olivet | 964.60 mi (1,552.38 km) |
| Hamar to Ollioules | 1,238.99 mi (1,993.95 km) |
| Hamar to Olonne-sur-Mer | 1,112.10 mi (1,789.74 km) |
| Hamar to Oloron-Sainte-Marie | 1,308.98 mi (2,106.60 km) |
| Hamar to Onet Village | 1,187.27 mi (1,910.73 km) |
| Hamar to Onnaing | 774.76 mi (1,246.86 km) |
| Hamar to Orange | 1,179.31 mi (1,897.92 km) |
| Hamar to Orchies | 774.30 mi (1,246.12 km) |
| Hamar to Orleans | 961.95 mi (1,548.12 km) |
| Hamar to Orly | 899.75 mi (1,448.01 km) |
| Hamar to Ormesson-sur-Marne | 894.86 mi (1,440.14 km) |
| Hamar to Orsay | 905.82 mi (1,457.78 km) |
