| Kelso to Octeville | 4,944.50 mi (7,957.41 km) |
| Kelso to Oignies | 5,023.05 mi (8,083.81 km) |
| Kelso to Oissel | 5,035.31 mi (8,103.54 km) |
| Kelso to Olivet | 5,139.33 mi (8,270.96 km) |
| Kelso to Ollioules | 5,516.35 mi (8,877.71 km) |
| Kelso to Olonne-sur-Mer | 5,108.18 mi (8,220.82 km) |
| Kelso to Oloron-Sainte-Marie | 5,326.07 mi (8,571.48 km) |
| Kelso to Onet Village | 5,354.86 mi (8,617.82 km) |
| Kelso to Onnaing | 5,043.18 mi (8,116.22 km) |
| Kelso to Orange | 5,430.16 mi (8,739.00 km) |
| Kelso to Orchies | 5,029.21 mi (8,093.73 km) |
| Kelso to Orleans | 5,137.41 mi (8,267.87 km) |
| Kelso to Orly | 5,103.59 mi (8,213.43 km) |
| Kelso to Ormesson-sur-Marne | 5,105.15 mi (8,215.94 km) |
| Kelso to Orsay | 5,100.62 mi (8,208.66 km) |
