| Macerata to Octeville | 838.72 mi (1,349.78 km) |
| Macerata to Oignies | 698.25 mi (1,123.72 km) |
| Macerata to Oissel | 721.19 mi (1,160.64 km) |
| Macerata to Olivet | 640.55 mi (1,030.86 km) |
| Macerata to Ollioules | 383.01 mi (616.40 km) |
| Macerata to Olonne-sur-Mer | 776.35 mi (1,249.42 km) |
| Macerata to Oloron-Sainte-Marie | 706.81 mi (1,137.50 km) |
| Macerata to Onet Village | 545.83 mi (878.43 km) |
| Macerata to Onnaing | 674.70 mi (1,085.82 km) |
| Macerata to Orange | 435.29 mi (700.52 km) |
| Macerata to Orchies | 690.25 mi (1,110.86 km) |
| Macerata to Orleans | 641.34 mi (1,032.13 km) |
| Macerata to Orly | 649.39 mi (1,045.09 km) |
| Macerata to Ormesson-sur-Marne | 645.26 mi (1,038.44 km) |
| Macerata to Orsay | 655.80 mi (1,055.41 km) |
