| Civitella in Val di Chiana to Cloverly (Maryland) | 4,387.63 mi (7,061.21 km) |
| Civitella in Val di Chiana to Clovis (California) | 6,109.60 mi (9,832.46 km) |
| Civitella in Val di Chiana to Clovis (New Mexico) | 5,676.90 mi (9,136.10 km) |
| Civitella in Val di Chiana to Clute (Texas) | 5,636.07 mi (9,070.37 km) |
| Civitella in Val di Chiana to Coachella (California) | 6,177.52 mi (9,941.76 km) |
| Civitella in Val di Chiana to Coalinga (California) | 6,168.73 mi (9,927.62 km) |
| Civitella in Val di Chiana to Coamo (Puerto Rico) | 4,777.99 mi (7,689.43 km) |
| Civitella in Val di Chiana to Coatesville (Pennsylvania) | 4,301.26 mi (6,922.21 km) |
| Civitella in Val di Chiana to Cockeysville (Maryland) | 4,356.50 mi (7,011.10 km) |
| Civitella in Val di Chiana to Cocoa (Florida) | 5,016.31 mi (8,072.98 km) |
| Civitella in Val di Chiana to Cocoa Beach (Florida) | 5,012.05 mi (8,066.11 km) |
| Civitella in Val di Chiana to Coconut Creek (Florida) | 5,083.76 mi (8,181.52 km) |
| Civitella in Val di Chiana to Coeur d'Alene (Idaho) | 5,405.05 mi (8,698.59 km) |
| Civitella in Val di Chiana to Cohoes (New York) | 4,103.05 mi (6,603.22 km) |
| Civitella in Val di Chiana to Cold Springs (Nevada) | 5,952.24 mi (9,579.21 km) |
