| Viareggio to Cloverly (Maryland) | 4,308.49 mi (6,933.85 km) |
| Viareggio to Clovis (California) | 6,040.35 mi (9,721.00 km) |
| Viareggio to Clovis (New Mexico) | 5,600.94 mi (9,013.85 km) |
| Viareggio to Clute (Texas) | 5,557.38 mi (8,943.73 km) |
| Viareggio to Coachella (California) | 6,105.60 mi (9,826.01 km) |
| Viareggio to Coalinga (California) | 6,099.51 mi (9,816.22 km) |
| Viareggio to Coamo (Puerto Rico) | 4,702.26 mi (7,567.56 km) |
| Viareggio to Coatesville (Pennsylvania) | 4,222.16 mi (6,794.90 km) |
| Viareggio to Cockeysville (Maryland) | 4,277.38 mi (6,883.78 km) |
| Viareggio to Cocoa (Florida) | 4,936.68 mi (7,944.82 km) |
| Viareggio to Cocoa Beach (Florida) | 4,932.41 mi (7,937.95 km) |
| Viareggio to Coconut Creek (Florida) | 5,004.21 mi (8,053.49 km) |
| Viareggio to Coeur d'Alene (Idaho) | 5,339.04 mi (8,592.35 km) |
| Viareggio to Cohoes (New York) | 4,024.25 mi (6,476.40 km) |
| Viareggio to Cold Springs (Nevada) | 5,884.23 mi (9,469.75 km) |
