| Carnoustie to Octeville | 477.00 mi (767.66 km) |
| Carnoustie to Oignies | 477.82 mi (768.98 km) |
| Carnoustie to Oissel | 519.17 mi (835.53 km) |
| Carnoustie to Olivet | 627.56 mi (1,009.97 km) |
| Carnoustie to Ollioules | 997.09 mi (1,604.67 km) |
| Carnoustie to Olonne-sur-Mer | 689.67 mi (1,109.91 km) |
| Carnoustie to Oloron-Sainte-Marie | 924.06 mi (1,487.13 km) |
| Carnoustie to Onet Village | 869.71 mi (1,399.67 km) |
| Carnoustie to Onnaing | 495.31 mi (797.13 km) |
| Carnoustie to Orange | 915.03 mi (1,472.61 km) |
| Carnoustie to Orchies | 482.59 mi (776.65 km) |
| Carnoustie to Orleans | 625.11 mi (1,006.02 km) |
| Carnoustie to Orly | 576.73 mi (928.16 km) |
| Carnoustie to Ormesson-sur-Marne | 576.28 mi (927.44 km) |
| Carnoustie to Orsay | 576.61 mi (927.97 km) |
