| Cahokia to Cocentaina | 4,619.74 mi (7,434.76 km) |
| Cahokia to Coin | 4,492.67 mi (7,230.26 km) |
| Cahokia to Colindres | 4,323.00 mi (6,957.19 km) |
| Cahokia to Collado-Villalba | 4,390.09 mi (7,065.17 km) |
| Cahokia to Colmenar Viejo | 4,400.30 mi (7,081.60 km) |
| Cahokia to Colmenarejo | 4,392.16 mi (7,068.50 km) |
| Cahokia to Conil de la Frontera | 4,442.88 mi (7,150.13 km) |
| Cahokia to Consuegra | 4,448.67 mi (7,159.45 km) |
| Cahokia to Corbera de Llobregat | 4,628.93 mi (7,449.55 km) |
| Cahokia to Cordoba | 4,448.63 mi (7,159.38 km) |
| Cahokia to Coria del Rio | 4,409.23 mi (7,095.96 km) |
| Cahokia to Crevillente | 4,620.87 mi (7,436.57 km) |
| Cahokia to Cuarte de Huerva | 4,496.89 mi (7,237.05 km) |
| Cahokia to Cubellas | 4,625.12 mi (7,443.42 km) |
| Cahokia to Cuellar | 4,350.37 mi (7,001.25 km) |
