| Castagneto Carducci to Coldwater (Michigan) | 4,570.42 mi (7,355.38 km) |
| Castagneto Carducci to Colesville (Maryland) | 4,348.78 mi (6,998.69 km) |
| Castagneto Carducci to College (Alaska) | 4,881.50 mi (7,856.01 km) |
| Castagneto Carducci to College Park (Georgia) | 4,906.55 mi (7,896.32 km) |
| Castagneto Carducci to College Park (Maryland) | 4,348.89 mi (6,998.86 km) |
| Castagneto Carducci to College Station (Texas) | 5,559.76 mi (8,947.57 km) |
| Castagneto Carducci to Collegedale (Tennessee) | 4,869.68 mi (7,836.99 km) |
| Castagneto Carducci to Colleyville (Texas) | 5,482.55 mi (8,823.30 km) |
| Castagneto Carducci to Collierville (Tennessee) | 5,069.73 mi (8,158.95 km) |
| Castagneto Carducci to Collinsville (Illinois) | 4,917.52 mi (7,913.99 km) |
| Castagneto Carducci to Colonia (New Jersey) | 4,171.90 mi (6,714.03 km) |
| Castagneto Carducci to Colonial Heights (Virginia) | 4,438.88 mi (7,143.69 km) |
| Castagneto Carducci to Colonial Park (Pennsylvania) | 4,291.99 mi (6,907.30 km) |
| Castagneto Carducci to Colorado Springs (Colorado) | 5,477.48 mi (8,815.15 km) |
| Castagneto Carducci to Colton (California) | 6,172.19 mi (9,933.18 km) |
