| San Pietro in Casale to Cloverly (Maryland) | 4,330.23 mi (6,968.83 km) |
| San Pietro in Casale to Clovis (California) | 6,029.35 mi (9,703.31 km) |
| San Pietro in Casale to Clovis (New Mexico) | 5,607.07 mi (9,023.70 km) |
| San Pietro in Casale to Clute (Texas) | 5,575.55 mi (8,972.99 km) |
| San Pietro in Casale to Coachella (California) | 6,100.44 mi (9,817.70 km) |
| San Pietro in Casale to Coalinga (California) | 6,088.44 mi (9,798.39 km) |
| San Pietro in Casale to Coamo (Puerto Rico) | 4,754.29 mi (7,651.29 km) |
| San Pietro in Casale to Coatesville (Pennsylvania) | 4,243.62 mi (6,829.44 km) |
| San Pietro in Casale to Cockeysville (Maryland) | 4,298.91 mi (6,918.43 km) |
| San Pietro in Casale to Cocoa (Florida) | 4,967.69 mi (7,994.72 km) |
| San Pietro in Casale to Cocoa Beach (Florida) | 4,963.58 mi (7,988.12 km) |
| San Pietro in Casale to Coconut Creek (Florida) | 5,037.82 mi (8,107.60 km) |
| San Pietro in Casale to Coeur d'Alene (Idaho) | 5,321.94 mi (8,564.84 km) |
| San Pietro in Casale to Cohoes (New York) | 4,043.48 mi (6,507.35 km) |
| San Pietro in Casale to Cold Springs (Nevada) | 5,870.78 mi (9,448.11 km) |
