| Tarnok to Octeville | 948.65 mi (1,526.70 km) |
| Tarnok to Oignies | 750.06 mi (1,207.11 km) |
| Tarnok to Oissel | 825.24 mi (1,328.09 km) |
| Tarnok to Olivet | 789.07 mi (1,269.89 km) |
| Tarnok to Ollioules | 695.72 mi (1,119.65 km) |
| Tarnok to Olonne-sur-Mer | 971.94 mi (1,564.18 km) |
| Tarnok to Oloron-Sainte-Marie | 986.17 mi (1,587.09 km) |
| Tarnok to Onet Village | 807.80 mi (1,300.03 km) |
| Tarnok to Onnaing | 722.87 mi (1,163.35 km) |
| Tarnok to Orange | 711.80 mi (1,145.53 km) |
| Tarnok to Orchies | 739.30 mi (1,189.80 km) |
| Tarnok to Orleans | 788.51 mi (1,268.99 km) |
| Tarnok to Orly | 764.95 mi (1,231.07 km) |
| Tarnok to Ormesson-sur-Marne | 758.38 mi (1,220.50 km) |
| Tarnok to Orsay | 774.27 mi (1,246.06 km) |
