| Rock Island to Carpentras | 4,556.24 mi (7,332.56 km) |
| Rock Island to Carquefou | 4,169.66 mi (6,710.42 km) |
| Rock Island to Carqueiranne | 4,636.62 mi (7,461.92 km) |
| Rock Island to Carrieres-sous-Poissy | 4,250.46 mi (6,840.46 km) |
| Rock Island to Carrieres-sur-Seine | 4,261.47 mi (6,858.18 km) |
| Rock Island to Carros | 4,654.21 mi (7,490.23 km) |
| Rock Island to Carvin | 4,229.66 mi (6,806.98 km) |
| Rock Island to Castanet-Tolosan | 4,431.32 mi (7,131.52 km) |
| Rock Island to Castelginest | 4,421.79 mi (7,116.18 km) |
| Rock Island to Castelnau-le-Lez | 4,526.06 mi (7,283.99 km) |
| Rock Island to Castelnaudary | 4,457.92 mi (7,174.33 km) |
| Rock Island to Castelsarrasin | 4,395.06 mi (7,073.16 km) |
| Rock Island to Castres | 4,459.34 mi (7,176.61 km) |
| Rock Island to Caudebec-les-Elbeuf | 4,199.19 mi (6,757.94 km) |
| Rock Island to Caudry | 4,260.04 mi (6,855.87 km) |
