| Rock Island to Celano | 4,978.91 mi (8,012.79 km) |
| Rock Island to Cento | 4,774.82 mi (7,684.33 km) |
| Rock Island to Cepagatti | 4,986.26 mi (8,024.60 km) |
| Rock Island to Ceprano | 5,001.26 mi (8,048.75 km) |
| Rock Island to Cercola | 5,064.88 mi (8,151.13 km) |
| Rock Island to Cerea | 4,752.32 mi (7,648.12 km) |
| Rock Island to Cerese | 4,740.77 mi (7,629.54 km) |
| Rock Island to Cerignola | 5,107.36 mi (8,219.50 km) |
| Rock Island to Cermenate | 4,649.22 mi (7,482.20 km) |
| Rock Island to Cernusco sul Naviglio | 4,666.49 mi (7,509.99 km) |
| Rock Island to Cerreto Guidi | 4,800.70 mi (7,725.98 km) |
| Rock Island to Cerro Maggiore | 4,648.20 mi (7,480.56 km) |
| Rock Island to Certaldo | 4,816.28 mi (7,751.06 km) |
| Rock Island to Cerveteri | 4,925.32 mi (7,926.53 km) |
| Rock Island to Cervia | 4,836.58 mi (7,783.73 km) |
