| Saltcoats to Octeville | 435.48 mi (700.84 km) |
| Saltcoats to Oignies | 480.98 mi (774.06 km) |
| Saltcoats to Oissel | 499.88 mi (804.49 km) |
| Saltcoats to Olivet | 607.80 mi (978.16 km) |
| Saltcoats to Ollioules | 984.52 mi (1,584.42 km) |
| Saltcoats to Olonne-sur-Mer | 642.02 mi (1,033.23 km) |
| Saltcoats to Oloron-Sainte-Marie | 879.51 mi (1,415.43 km) |
| Saltcoats to Onet Village | 843.75 mi (1,357.88 km) |
| Saltcoats to Onnaing | 502.35 mi (808.45 km) |
| Saltcoats to Orange | 900.09 mi (1,448.55 km) |
| Saltcoats to Orchies | 487.70 mi (784.88 km) |
| Saltcoats to Orleans | 605.56 mi (974.55 km) |
| Saltcoats to Orly | 564.38 mi (908.28 km) |
| Saltcoats to Ormesson-sur-Marne | 565.20 mi (909.60 km) |
| Saltcoats to Orsay | 562.55 mi (905.33 km) |
