| Fort Thomas to Cehegin | 4,294.66 mi (6,911.59 km) |
| Fort Thomas to Cervello | 4,355.86 mi (7,010.08 km) |
| Fort Thomas to Cervera | 4,315.72 mi (6,945.48 km) |
| Fort Thomas to Ceuti | 4,320.03 mi (6,952.42 km) |
| Fort Thomas to Cheste | 4,299.95 mi (6,920.09 km) |
| Fort Thomas to Chiclana de la Frontera | 4,141.48 mi (6,665.07 km) |
| Fort Thomas to Chipiona | 4,117.24 mi (6,626.06 km) |
| Fort Thomas to Chiva | 4,298.58 mi (6,917.90 km) |
| Fort Thomas to Churriana de la Vega | 4,238.19 mi (6,820.72 km) |
| Fort Thomas to Ciempozuelos | 4,140.72 mi (6,663.84 km) |
| Fort Thomas to Cieza | 4,307.63 mi (6,932.46 km) |
| Fort Thomas to Cisterniga | 4,045.37 mi (6,510.39 km) |
| Fort Thomas to Ciudad de Melilla | 4,336.18 mi (6,978.41 km) |
| Fort Thomas to Ciudad Real | 4,164.72 mi (6,702.46 km) |
| Fort Thomas to Ciudad-Rodrigo | 3,989.96 mi (6,421.21 km) |
