| Castle Rock to Cabestany | 5,191.94 mi (8,355.61 km) |
| Castle Rock to Cabries | 5,250.28 mi (8,449.52 km) |
| Castle Rock to Cachan | 4,900.40 mi (7,886.42 km) |
| Castle Rock to Caen | 4,787.10 mi (7,704.10 km) |
| Castle Rock to Cagnes-sur-Mer | 5,305.67 mi (8,538.64 km) |
| Castle Rock to Cahors | 5,056.02 mi (8,136.87 km) |
| Castle Rock to Calais | 4,791.69 mi (7,711.49 km) |
| Castle Rock to Caluire-et-Cuire | 5,123.37 mi (8,245.27 km) |
| Castle Rock to Cambrai | 4,872.23 mi (7,841.09 km) |
| Castle Rock to Canet-en-Roussillon | 5,193.31 mi (8,357.82 km) |
| Castle Rock to Cannes | 5,305.94 mi (8,539.08 km) |
| Castle Rock to Canteleu | 4,826.18 mi (7,766.99 km) |
| Castle Rock to Capbreton | 4,978.96 mi (8,012.86 km) |
| Castle Rock to Carcassonne | 5,145.43 mi (8,280.77 km) |
| Castle Rock to Carmaux | 5,100.92 mi (8,209.14 km) |
