| Rapid City to Cabestany | 4,910.12 mi (7,902.08 km) |
| Rapid City to Cabries | 4,962.80 mi (7,986.85 km) |
| Rapid City to Cachan | 4,604.95 mi (7,410.94 km) |
| Rapid City to Caen | 4,494.11 mi (7,232.57 km) |
| Rapid City to Cagnes-sur-Mer | 5,014.97 mi (8,070.82 km) |
| Rapid City to Cahors | 4,772.18 mi (7,680.08 km) |
| Rapid City to Calais | 4,491.97 mi (7,229.13 km) |
| Rapid City to Caluire-et-Cuire | 4,831.34 mi (7,775.29 km) |
| Rapid City to Cambrai | 4,572.61 mi (7,358.91 km) |
| Rapid City to Canet-en-Roussillon | 4,911.33 mi (7,904.02 km) |
| Rapid City to Cannes | 5,015.70 mi (8,071.99 km) |
| Rapid City to Canteleu | 4,530.82 mi (7,291.65 km) |
| Rapid City to Capbreton | 4,701.71 mi (7,566.67 km) |
| Rapid City to Carcassonne | 4,863.26 mi (7,826.65 km) |
| Rapid City to Carmaux | 4,816.97 mi (7,752.17 km) |
