| Viareggio to Carson (California) | 6,166.75 mi (9,924.42 km) |
| Viareggio to Carson City (Nevada) | 5,908.61 mi (9,509.00 km) |
| Viareggio to Carteret (New Jersey) | 4,129.50 mi (6,645.79 km) |
| Viareggio to Cartersville (Georgia) | 4,859.19 mi (7,820.11 km) |
| Viareggio to Carthage (Missouri) | 5,120.00 mi (8,239.84 km) |
| Viareggio to Cary (Illinois) | 4,646.64 mi (7,478.04 km) |
| Viareggio to Cary (North Carolina) | 4,525.65 mi (7,283.33 km) |
| Viareggio to Casa de Oro-Mount Helix (California) | 6,185.42 mi (9,954.47 km) |
| Viareggio to Casa Grande (Arizona) | 5,998.09 mi (9,653.00 km) |
| Viareggio to Casas Adobes (Arizona) | 6,001.99 mi (9,659.28 km) |
| Viareggio to Cascades (Virginia) | 4,327.81 mi (6,964.93 km) |
| Viareggio to Casper (Wyoming) | 5,280.29 mi (8,497.80 km) |
| Viareggio to Casselberry (Florida) | 4,949.65 mi (7,965.69 km) |
| Viareggio to Castaic (California) | 6,142.03 mi (9,884.65 km) |
| Viareggio to Castle Pines (Colorado) | 5,404.50 mi (8,697.70 km) |
