| Rockford to Celano | 4,884.04 mi (7,860.10 km) |
| Rockford to Cento | 4,680.13 mi (7,531.94 km) |
| Rockford to Cepagatti | 4,891.46 mi (7,872.04 km) |
| Rockford to Ceprano | 4,906.32 mi (7,895.96 km) |
| Rockford to Cercola | 4,969.91 mi (7,998.30 km) |
| Rockford to Cerea | 4,657.70 mi (7,495.84 km) |
| Rockford to Cerese | 4,646.09 mi (7,477.15 km) |
| Rockford to Cerignola | 5,012.57 mi (8,066.96 km) |
| Rockford to Cermenate | 4,554.50 mi (7,329.76 km) |
| Rockford to Cernusco sul Naviglio | 4,571.76 mi (7,357.53 km) |
| Rockford to Cerreto Guidi | 4,705.84 mi (7,573.31 km) |
| Rockford to Cerro Maggiore | 4,553.45 mi (7,328.07 km) |
| Rockford to Certaldo | 4,721.40 mi (7,598.36 km) |
| Rockford to Cerveteri | 4,830.32 mi (7,773.65 km) |
| Rockford to Cervia | 4,741.91 mi (7,631.37 km) |
