| Casciana Terme to Carson (California) | 6,196.53 mi (9,972.34 km) |
| Casciana Terme to Carson City (Nevada) | 5,938.40 mi (9,556.93 km) |
| Casciana Terme to Carteret (New Jersey) | 4,156.99 mi (6,690.03 km) |
| Casciana Terme to Cartersville (Georgia) | 4,886.67 mi (7,864.33 km) |
| Casciana Terme to Carthage (Missouri) | 5,148.78 mi (8,286.15 km) |
| Casciana Terme to Cary (Illinois) | 4,675.52 mi (7,524.52 km) |
| Casciana Terme to Cary (North Carolina) | 4,552.72 mi (7,326.90 km) |
| Casciana Terme to Casa de Oro-Mount Helix (California) | 6,215.16 mi (10,002.33 km) |
| Casciana Terme to Casa Grande (Arizona) | 6,027.66 mi (9,700.58 km) |
| Casciana Terme to Casas Adobes (Arizona) | 6,031.50 mi (9,706.76 km) |
| Casciana Terme to Cascades (Virginia) | 4,355.33 mi (7,009.22 km) |
| Casciana Terme to Casper (Wyoming) | 5,310.01 mi (8,545.64 km) |
| Casciana Terme to Casselberry (Florida) | 4,975.66 mi (8,007.55 km) |
| Casciana Terme to Castaic (California) | 6,171.82 mi (9,932.58 km) |
| Casciana Terme to Castle Pines (Colorado) | 5,434.06 mi (8,745.27 km) |
