| Collegno to Octeville | 533.13 mi (858.00 km) |
| Collegno to Oignies | 428.74 mi (689.99 km) |
| Collegno to Oissel | 423.20 mi (681.08 km) |
| Collegno to Olivet | 331.39 mi (533.32 km) |
| Collegno to Ollioules | 158.92 mi (255.76 km) |
| Collegno to Olonne-sur-Mer | 460.94 mi (741.82 km) |
| Collegno to Oloron-Sainte-Marie | 425.72 mi (685.13 km) |
| Collegno to Onet Village | 249.28 mi (401.18 km) |
| Collegno to Onnaing | 410.62 mi (660.83 km) |
| Collegno to Orange | 150.58 mi (242.34 km) |
| Collegno to Orchies | 423.44 mi (681.46 km) |
| Collegno to Orleans | 332.54 mi (535.17 km) |
| Collegno to Orly | 351.90 mi (566.32 km) |
| Collegno to Ormesson-sur-Marne | 349.22 mi (562.02 km) |
| Collegno to Orsay | 356.53 mi (573.78 km) |
