| Duncan to Chambray-les-Tours | 4,873.93 mi (7,843.83 km) |
| Duncan to Chamonix-Mont-Blanc | 5,172.87 mi (8,324.93 km) |
| Duncan to Champigny-sur-Marne | 4,893.47 mi (7,875.29 km) |
| Duncan to Champs-Sur-Marne | 4,895.60 mi (7,878.71 km) |
| Duncan to Chanteloup-les-Vignes | 4,868.86 mi (7,835.67 km) |
| Duncan to Chantepie | 4,754.08 mi (7,650.95 km) |
| Duncan to Chantilly | 4,878.24 mi (7,850.76 km) |
| Duncan to Chaponost | 5,095.89 mi (8,201.05 km) |
| Duncan to Charenton-le-Pont | 4,888.83 mi (7,867.81 km) |
| Duncan to Charleville-Mezieres | 4,943.54 mi (7,955.86 km) |
| Duncan to Chartres | 4,865.69 mi (7,830.57 km) |
| Duncan to Chassieu | 5,103.65 mi (8,213.53 km) |
| Duncan to Chateau-d'Olonne | 4,801.88 mi (7,727.87 km) |
| Duncan to Chateau-Gontier | 4,799.77 mi (7,724.48 km) |
| Duncan to Chateau-Thierry | 4,919.73 mi (7,917.55 km) |
