| Castagneto Carducci to Commerce City (Colorado) | 5,429.40 mi (8,737.77 km) |
| Castagneto Carducci to Compton (California) | 6,210.86 mi (9,995.41 km) |
| Castagneto Carducci to Comstock Park (Michigan) | 4,551.80 mi (7,325.41 km) |
| Castagneto Carducci to Concord (California) | 6,092.75 mi (9,805.33 km) |
| Castagneto Carducci to Concord (Missouri) | 4,939.33 mi (7,949.09 km) |
| Castagneto Carducci to Concord (New Hampshire) | 3,955.12 mi (6,365.16 km) |
| Castagneto Carducci to Concord (North Carolina) | 4,660.73 mi (7,500.72 km) |
| Castagneto Carducci to Conneaut (Ohio) | 4,388.04 mi (7,061.87 km) |
| Castagneto Carducci to Connersville (Indiana) | 4,673.39 mi (7,521.10 km) |
| Castagneto Carducci to Conroe (Texas) | 5,538.11 mi (8,912.73 km) |
| Castagneto Carducci to Converse (Texas) | 5,697.20 mi (9,168.75 km) |
| Castagneto Carducci to Conway (Arkansas) | 5,184.72 mi (8,344.00 km) |
| Castagneto Carducci to Conway (Florida) | 4,992.27 mi (8,034.29 km) |
| Castagneto Carducci to Conway (South Carolina) | 4,654.96 mi (7,491.43 km) |
| Castagneto Carducci to Conyers (Georgia) | 4,884.62 mi (7,861.03 km) |
