| Castagneto Carducci to Crest Hill (Illinois) | 4,712.42 mi (7,583.91 km) |
| Castagneto Carducci to Crestview (Florida) | 5,130.21 mi (8,256.27 km) |
| Castagneto Carducci to Crestwood (Illinois) | 4,694.27 mi (7,554.70 km) |
| Castagneto Carducci to Crestwood (Missouri) | 4,938.14 mi (7,947.17 km) |
| Castagneto Carducci to Creve Coeur (Missouri) | 4,936.02 mi (7,943.75 km) |
| Castagneto Carducci to Crofton (Maryland) | 4,337.00 mi (6,979.73 km) |
| Castagneto Carducci to Crossville (Tennessee) | 4,829.28 mi (7,771.97 km) |
| Castagneto Carducci to Crowley (Louisiana) | 5,409.97 mi (8,706.50 km) |
| Castagneto Carducci to Crowley (Texas) | 5,506.48 mi (8,861.83 km) |
| Castagneto Carducci to Crown Point (Indiana) | 4,688.40 mi (7,545.25 km) |
| Castagneto Carducci to Crystal (Minnesota) | 4,761.66 mi (7,663.15 km) |
| Castagneto Carducci to Crystal Lake (Illinois) | 4,692.57 mi (7,551.96 km) |
| Castagneto Carducci to Cudahy (California) | 6,205.42 mi (9,986.67 km) |
| Castagneto Carducci to Cudahy (Wisconsin) | 4,643.04 mi (7,472.25 km) |
| Castagneto Carducci to Cullman (Alabama) | 4,986.56 mi (8,025.09 km) |
