| Calvisano to Octeville | 631.99 mi (1,017.09 km) |
| Calvisano to Oignies | 490.57 mi (789.49 km) |
| Calvisano to Oissel | 513.09 mi (825.73 km) |
| Calvisano to Olivet | 436.61 mi (702.66 km) |
| Calvisano to Ollioules | 269.92 mi (434.39 km) |
| Calvisano to Olonne-sur-Mer | 587.40 mi (945.33 km) |
| Calvisano to Oloron-Sainte-Marie | 561.43 mi (903.54 km) |
| Calvisano to Onet Village | 385.56 mi (620.49 km) |
| Calvisano to Onnaing | 467.62 mi (752.57 km) |
| Calvisano to Orange | 284.20 mi (457.37 km) |
| Calvisano to Orchies | 482.89 mi (777.13 km) |
| Calvisano to Orleans | 437.18 mi (703.57 km) |
| Calvisano to Orly | 441.50 mi (710.52 km) |
| Calvisano to Ormesson-sur-Marne | 437.16 mi (703.54 km) |
| Calvisano to Orsay | 448.20 mi (721.31 km) |
