| Tromso to Octeville | 1,543.00 mi (2,483.22 km) |
| Tromso to Oignies | 1,426.34 mi (2,295.47 km) |
| Tromso to Oissel | 1,524.64 mi (2,453.67 km) |
| Tromso to Olivet | 1,612.99 mi (2,595.86 km) |
| Tromso to Ollioules | 1,891.51 mi (3,044.09 km) |
| Tromso to Olonne-sur-Mer | 1,748.28 mi (2,813.58 km) |
| Tromso to Oloron-Sainte-Marie | 1,955.73 mi (3,147.44 km) |
| Tromso to Onet Village | 1,839.98 mi (2,961.16 km) |
| Tromso to Onnaing | 1,424.69 mi (2,292.82 km) |
| Tromso to Orange | 1,832.98 mi (2,949.89 km) |
| Tromso to Orchies | 1,423.01 mi (2,290.12 km) |
| Tromso to Orleans | 1,610.32 mi (2,591.55 km) |
| Tromso to Orly | 1,548.41 mi (2,491.93 km) |
| Tromso to Ormesson-sur-Marne | 1,543.90 mi (2,484.67 km) |
| Tromso to Orsay | 1,553.91 mi (2,500.77 km) |
