| Civitella in Val di Chiana to Clarkston (Georgia) | 4,929.65 mi (7,933.51 km) |
| Civitella in Val di Chiana to Clarksville (Indiana) | 4,794.59 mi (7,716.15 km) |
| Civitella in Val di Chiana to Clarksville (Tennessee) | 4,938.75 mi (7,948.15 km) |
| Civitella in Val di Chiana to Clawson (Michigan) | 4,505.78 mi (7,251.35 km) |
| Civitella in Val di Chiana to Clay (Alabama) | 5,037.95 mi (8,107.80 km) |
| Civitella in Val di Chiana to Clayton (California) | 6,110.75 mi (9,834.30 km) |
| Civitella in Val di Chiana to Clayton (Missouri) | 4,967.30 mi (7,994.09 km) |
| Civitella in Val di Chiana to Clayton (North Carolina) | 4,593.82 mi (7,393.05 km) |
| Civitella in Val di Chiana to Clayton (Ohio) | 4,667.31 mi (7,511.32 km) |
| Civitella in Val di Chiana to Clearfield (Utah) | 5,631.03 mi (9,062.27 km) |
| Civitella in Val di Chiana to Clearlake (California) | 6,070.65 mi (9,769.76 km) |
| Civitella in Val di Chiana to Clearwater (Florida) | 5,126.44 mi (8,250.20 km) |
| Civitella in Val di Chiana to Cleburne (Texas) | 5,555.23 mi (8,940.28 km) |
| Civitella in Val di Chiana to Clemmons (North Carolina) | 4,663.55 mi (7,505.27 km) |
| Civitella in Val di Chiana to Clemson (South Carolina) | 4,828.45 mi (7,770.63 km) |
