| Hilliard to Castrovillari | 4,944.46 mi (7,957.34 km) |
| Hilliard to Catania | 4,993.71 mi (8,036.61 km) |
| Hilliard to Catanzaro | 4,999.93 mi (8,046.60 km) |
| Hilliard to Cattolica | 4,632.33 mi (7,455.01 km) |
| Hilliard to Cava de' Tirreni | 4,844.57 mi (7,796.59 km) |
| Hilliard to Cavallino | 5,007.10 mi (8,058.15 km) |
| Hilliard to Cavarzere | 4,560.67 mi (7,339.69 km) |
| Hilliard to Cave | 4,725.05 mi (7,604.23 km) |
| Hilliard to Cavriago | 4,513.70 mi (7,264.10 km) |
| Hilliard to Cavriglia | 4,597.93 mi (7,399.66 km) |
| Hilliard to Cazzago San Martino | 4,460.13 mi (7,177.88 km) |
| Hilliard to Ceccano | 4,751.87 mi (7,647.39 km) |
| Hilliard to Cecina | 4,565.11 mi (7,346.83 km) |
| Hilliard to Cefalu | 4,924.71 mi (7,925.55 km) |
| Hilliard to Ceglie Messapico | 4,963.92 mi (7,988.66 km) |
