| Tromsdalen to Octeville | 1,541.68 mi (2,481.10 km) |
| Tromsdalen to Oignies | 1,424.70 mi (2,292.83 km) |
| Tromsdalen to Oissel | 1,523.10 mi (2,451.20 km) |
| Tromsdalen to Olivet | 1,611.35 mi (2,593.22 km) |
| Tromsdalen to Ollioules | 1,889.51 mi (3,040.87 km) |
| Tromsdalen to Olonne-sur-Mer | 1,746.86 mi (2,811.30 km) |
| Tromsdalen to Oloron-Sainte-Marie | 1,954.14 mi (3,144.89 km) |
| Tromsdalen to Onet Village | 1,838.21 mi (2,958.31 km) |
| Tromsdalen to Onnaing | 1,423.00 mi (2,290.10 km) |
| Tromsdalen to Orange | 1,831.06 mi (2,946.81 km) |
| Tromsdalen to Orchies | 1,421.35 mi (2,287.45 km) |
| Tromsdalen to Orleans | 1,608.68 mi (2,588.91 km) |
| Tromsdalen to Orly | 1,546.76 mi (2,489.27 km) |
| Tromsdalen to Ormesson-sur-Marne | 1,542.24 mi (2,482.00 km) |
| Tromsdalen to Orsay | 1,552.27 mi (2,498.14 km) |
