| Clemmons to Castrovillari | 4,989.67 mi (8,030.09 km) |
| Clemmons to Catania | 5,025.19 mi (8,087.27 km) |
| Clemmons to Catanzaro | 5,041.86 mi (8,114.09 km) |
| Clemmons to Cattolica | 4,689.39 mi (7,546.84 km) |
| Clemmons to Cava de' Tirreni | 4,890.26 mi (7,870.12 km) |
| Clemmons to Cavallino | 5,059.67 mi (8,142.75 km) |
| Clemmons to Cavarzere | 4,622.18 mi (7,438.67 km) |
| Clemmons to Cave | 4,771.93 mi (7,679.68 km) |
| Clemmons to Cavriago | 4,569.68 mi (7,354.19 km) |
| Clemmons to Cavriglia | 4,649.97 mi (7,483.40 km) |
| Clemmons to Cazzago San Martino | 4,519.59 mi (7,273.57 km) |
| Clemmons to Ceccano | 4,798.47 mi (7,722.39 km) |
| Clemmons to Cecina | 4,613.99 mi (7,425.50 km) |
| Clemmons to Cefalu | 4,955.94 mi (7,975.81 km) |
| Clemmons to Ceglie Messapico | 5,016.28 mi (8,072.92 km) |
