| Fort Oglethorpe to Cocentaina | 4,518.80 mi (7,272.31 km) |
| Fort Oglethorpe to Coin | 4,368.30 mi (7,030.10 km) |
| Fort Oglethorpe to Colindres | 4,243.68 mi (6,829.55 km) |
| Fort Oglethorpe to Collado-Villalba | 4,291.88 mi (6,907.12 km) |
| Fort Oglethorpe to Colmenar Viejo | 4,302.82 mi (6,924.72 km) |
| Fort Oglethorpe to Colmenarejo | 4,293.47 mi (6,909.67 km) |
| Fort Oglethorpe to Conil de la Frontera | 4,312.73 mi (6,940.67 km) |
| Fort Oglethorpe to Consuegra | 4,344.14 mi (6,991.22 km) |
| Fort Oglethorpe to Corbera de Llobregat | 4,550.04 mi (7,322.58 km) |
| Fort Oglethorpe to Cordoba | 4,331.54 mi (6,970.94 km) |
| Fort Oglethorpe to Coria del Rio | 4,285.31 mi (6,896.55 km) |
| Fort Oglethorpe to Crevillente | 4,516.02 mi (7,267.84 km) |
| Fort Oglethorpe to Cuarte de Huerva | 4,412.00 mi (7,100.43 km) |
| Fort Oglethorpe to Cubellas | 4,544.34 mi (7,313.40 km) |
| Fort Oglethorpe to Cuellar | 4,256.29 mi (6,849.84 km) |
