| Macomer to Octeville | 821.92 mi (1,322.75 km) |
| Macomer to Oignies | 758.30 mi (1,220.36 km) |
| Macomer to Oissel | 730.81 mi (1,176.12 km) |
| Macomer to Olivet | 625.76 mi (1,007.07 km) |
| Macomer to Ollioules | 249.64 mi (401.76 km) |
| Macomer to Olonne-sur-Mer | 683.41 mi (1,099.84 km) |
| Macomer to Oloron-Sainte-Marie | 524.34 mi (843.85 km) |
| Macomer to Onet Village | 424.28 mi (682.82 km) |
| Macomer to Onnaing | 742.81 mi (1,195.44 km) |
| Macomer to Orange | 335.94 mi (540.65 km) |
| Macomer to Orchies | 754.28 mi (1,213.89 km) |
| Macomer to Orleans | 627.71 mi (1,010.20 km) |
| Macomer to Orly | 664.43 mi (1,069.30 km) |
| Macomer to Ormesson-sur-Marne | 663.60 mi (1,067.96 km) |
| Macomer to Orsay | 666.55 mi (1,072.71 km) |
