| Olonne-sur-Mer to Chambray-les-Tours | 129.72 mi (208.76 km) |
| Olonne-sur-Mer to Chamonix-Mont-Blanc | 415.01 mi (667.89 km) |
| Olonne-sur-Mer to Champigny-sur-Marne | 254.18 mi (409.06 km) |
| Olonne-sur-Mer to Champs-Sur-Marne | 258.83 mi (416.55 km) |
| Olonne-sur-Mer to Chanteloup-les-Vignes | 244.25 mi (393.09 km) |
| Olonne-sur-Mer to Chantepie | 107.52 mi (173.03 km) |
| Olonne-sur-Mer to Chantilly | 268.36 mi (431.89 km) |
| Olonne-sur-Mer to Chaponost | 317.08 mi (510.28 km) |
| Olonne-sur-Mer to Charenton-le-Pont | 250.56 mi (403.23 km) |
| Olonne-sur-Mer to Charleville-Mezieres | 373.20 mi (600.61 km) |
| Olonne-sur-Mer to Chartres | 201.74 mi (324.66 km) |
| Olonne-sur-Mer to Chassieu | 327.13 mi (526.47 km) |
| Olonne-sur-Mer to Chateau-d'Olonne | 2.78 mi (4.47 km) |
| Olonne-sur-Mer to Chateau-Gontier | 102.47 mi (164.90 km) |
| Olonne-sur-Mer to Chateau-Thierry | 296.22 mi (476.71 km) |
