| Onex to Cavaillon | 170.17 mi (273.87 km) |
| Onex to Cebazat | 146.00 mi (234.96 km) |
| Onex to Cenon | 333.73 mi (537.09 km) |
| Onex to Cergy | 272.34 mi (438.29 km) |
| Onex to Cernay | 123.09 mi (198.09 km) |
| Onex to Cesson | 232.12 mi (373.56 km) |
| Onex to Cesson-Sevigne | 385.72 mi (620.76 km) |
| Onex to Cestas | 343.24 mi (552.39 km) |
| Onex to Chalette-sur-Loing | 202.45 mi (325.81 km) |
| Onex to Challans | 381.93 mi (614.66 km) |
| Onex to Chalon-sur-Saone | 72.28 mi (116.32 km) |
| Onex to Chalons-en-Champagne | 208.03 mi (334.79 km) |
| Onex to Chamalieres | 148.35 mi (238.75 km) |
| Onex to Chambery | 43.33 mi (69.73 km) |
| Onex to Chambly | 273.06 mi (439.45 km) |
