| Rockford to Carpentras | 4,461.06 mi (7,179.39 km) |
| Rockford to Carquefou | 4,074.51 mi (6,557.29 km) |
| Rockford to Carqueiranne | 4,541.42 mi (7,308.70 km) |
| Rockford to Carrieres-sous-Poissy | 4,155.74 mi (6,688.02 km) |
| Rockford to Carrieres-sur-Seine | 4,166.76 mi (6,705.75 km) |
| Rockford to Carros | 4,559.11 mi (7,337.18 km) |
| Rockford to Carvin | 4,135.33 mi (6,655.16 km) |
| Rockford to Castanet-Tolosan | 4,336.02 mi (6,978.16 km) |
| Rockford to Castelginest | 4,326.50 mi (6,962.83 km) |
| Rockford to Castelnau-le-Lez | 4,430.82 mi (7,130.71 km) |
| Rockford to Castelnaudary | 4,362.62 mi (7,020.97 km) |
| Rockford to Castelsarrasin | 4,299.77 mi (6,919.81 km) |
| Rockford to Castres | 4,364.06 mi (7,023.27 km) |
| Rockford to Caudebec-les-Elbeuf | 4,104.45 mi (6,605.48 km) |
| Rockford to Caudry | 4,165.67 mi (6,703.99 km) |
