| Civita Castellana to Cloverly (Maryland) | 4,457.03 mi (7,172.89 km) |
| Civita Castellana to Clovis (California) | 6,192.67 mi (9,966.15 km) |
| Civita Castellana to Clovis (New Mexico) | 5,754.35 mi (9,260.73 km) |
| Civita Castellana to Clute (Texas) | 5,707.39 mi (9,185.16 km) |
| Civita Castellana to Coachella (California) | 6,259.06 mi (10,072.99 km) |
| Civita Castellana to Coalinga (California) | 6,251.82 mi (10,061.33 km) |
| Civita Castellana to Coamo (Puerto Rico) | 4,820.99 mi (7,758.64 km) |
| Civita Castellana to Coatesville (Pennsylvania) | 4,370.85 mi (7,034.20 km) |
| Civita Castellana to Cockeysville (Maryland) | 4,426.03 mi (7,123.00 km) |
| Civita Castellana to Cocoa (Florida) | 5,079.17 mi (8,174.13 km) |
| Civita Castellana to Cocoa Beach (Florida) | 5,074.78 mi (8,167.06 km) |
| Civita Castellana to Coconut Creek (Florida) | 5,144.55 mi (8,279.36 km) |
| Civita Castellana to Coeur d'Alene (Idaho) | 5,489.26 mi (8,834.11 km) |
| Civita Castellana to Cohoes (New York) | 4,174.02 mi (6,717.44 km) |
| Civita Castellana to Cold Springs (Nevada) | 6,035.83 mi (9,713.73 km) |
