| Greensboro to Cehegin | 4,166.74 mi (6,705.71 km) |
| Greensboro to Cervello | 4,253.67 mi (6,845.63 km) |
| Greensboro to Cervera | 4,213.58 mi (6,781.11 km) |
| Greensboro to Ceuti | 4,193.17 mi (6,748.25 km) |
| Greensboro to Cheste | 4,181.83 mi (6,730.00 km) |
| Greensboro to Chiclana de la Frontera | 3,995.39 mi (6,429.96 km) |
| Greensboro to Chipiona | 3,972.25 mi (6,392.72 km) |
| Greensboro to Chiva | 4,180.35 mi (6,727.62 km) |
| Greensboro to Churriana de la Vega | 4,101.31 mi (6,600.41 km) |
| Greensboro to Ciempozuelos | 4,020.31 mi (6,470.06 km) |
| Greensboro to Cieza | 4,181.30 mi (6,729.16 km) |
| Greensboro to Cisterniga | 3,931.16 mi (6,326.59 km) |
| Greensboro to Ciudad de Melilla | 4,191.07 mi (6,744.88 km) |
| Greensboro to Ciudad Real | 4,037.18 mi (6,497.22 km) |
| Greensboro to Ciudad-Rodrigo | 3,866.31 mi (6,222.23 km) |
