| Kahta to Octeville | 2,140.12 mi (3,444.19 km) |
| Kahta to Oignies | 1,947.53 mi (3,134.24 km) |
| Kahta to Oissel | 2,015.84 mi (3,244.18 km) |
| Kahta to Olivet | 1,964.92 mi (3,162.23 km) |
| Kahta to Ollioules | 1,750.52 mi (2,817.18 km) |
| Kahta to Olonne-sur-Mer | 2,129.85 mi (3,427.66 km) |
| Kahta to Oloron-Sainte-Marie | 2,075.53 mi (3,340.25 km) |
| Kahta to Onet Village | 1,914.44 mi (3,080.99 km) |
| Kahta to Onnaing | 1,920.34 mi (3,090.48 km) |
| Kahta to Orange | 1,804.35 mi (2,903.81 km) |
| Kahta to Orchies | 1,936.88 mi (3,117.10 km) |
| Kahta to Orleans | 1,964.86 mi (3,162.14 km) |
| Kahta to Orly | 1,951.11 mi (3,140.01 km) |
| Kahta to Ormesson-sur-Marne | 1,945.04 mi (3,130.24 km) |
| Kahta to Orsay | 1,959.86 mi (3,154.09 km) |
