| Chennevieres-sur-Marne to Oria | 935.01 mi (1,504.75 km) |
| Chennevieres-sur-Marne to Oristano | 682.89 mi (1,099.00 km) |
| Chennevieres-sur-Marne to Orta Nova | 822.49 mi (1,323.67 km) |
| Chennevieres-sur-Marne to Orte | 645.85 mi (1,039.40 km) |
| Chennevieres-sur-Marne to Ortona | 725.14 mi (1,166.99 km) |
| Chennevieres-sur-Marne to Orvieto | 623.29 mi (1,003.09 km) |
| Chennevieres-sur-Marne to Orzinuovi | 419.53 mi (675.16 km) |
| Chennevieres-sur-Marne to Osimo | 639.03 mi (1,028.42 km) |
| Chennevieres-sur-Marne to Ospitaletto | 418.74 mi (673.89 km) |
| Chennevieres-sur-Marne to Ostuni | 922.18 mi (1,484.11 km) |
| Chennevieres-sur-Marne to Ottaviano | 800.86 mi (1,288.86 km) |
| Chennevieres-sur-Marne to Ovada | 407.69 mi (656.11 km) |
| Chennevieres-sur-Marne to Ozieri | 649.84 mi (1,045.81 km) |
| Chennevieres-sur-Marne to Paceco | 899.00 mi (1,446.81 km) |
| Chennevieres-sur-Marne to Pachino | 1,047.41 mi (1,685.65 km) |
