| Montecatini Terme to Cloverly (Maryland) | 4,330.62 mi (6,969.47 km) |
| Montecatini Terme to Clovis (California) | 6,055.36 mi (9,745.16 km) |
| Montecatini Terme to Clovis (New Mexico) | 5,620.06 mi (9,044.61 km) |
| Montecatini Terme to Clute (Texas) | 5,578.91 mi (8,978.39 km) |
| Montecatini Terme to Coachella (California) | 6,122.10 mi (9,852.58 km) |
| Montecatini Terme to Coalinga (California) | 6,114.51 mi (9,840.35 km) |
| Montecatini Terme to Coamo (Puerto Rico) | 4,728.02 mi (7,609.01 km) |
| Montecatini Terme to Coatesville (Pennsylvania) | 4,244.24 mi (6,830.44 km) |
| Montecatini Terme to Cockeysville (Maryland) | 4,299.48 mi (6,919.34 km) |
| Montecatini Terme to Cocoa (Florida) | 4,960.30 mi (7,982.84 km) |
| Montecatini Terme to Cocoa Beach (Florida) | 4,956.06 mi (7,976.01 km) |
| Montecatini Terme to Coconut Creek (Florida) | 5,028.19 mi (8,092.10 km) |
| Montecatini Terme to Coeur d'Alene (Idaho) | 5,352.36 mi (8,613.79 km) |
| Montecatini Terme to Cohoes (New York) | 4,045.92 mi (6,511.28 km) |
| Montecatini Terme to Cold Springs (Nevada) | 5,898.58 mi (9,492.85 km) |
