| Groveton to Cocentaina | 3,996.86 mi (6,432.33 km) |
| Groveton to Coin | 3,848.50 mi (6,193.56 km) |
| Groveton to Colindres | 3,721.97 mi (5,989.93 km) |
| Groveton to Collado-Villalba | 3,769.82 mi (6,066.93 km) |
| Groveton to Colmenar Viejo | 3,780.74 mi (6,084.52 km) |
| Groveton to Colmenarejo | 3,771.42 mi (6,069.51 km) |
| Groveton to Conil de la Frontera | 3,793.83 mi (6,105.57 km) |
| Groveton to Consuegra | 3,822.33 mi (6,151.45 km) |
| Groveton to Corbera de Llobregat | 4,028.25 mi (6,482.85 km) |
| Groveton to Cordoba | 3,810.77 mi (6,132.84 km) |
| Groveton to Coria del Rio | 3,765.39 mi (6,059.81 km) |
| Groveton to Crevillente | 3,994.28 mi (6,428.17 km) |
| Groveton to Cuarte de Huerva | 3,889.99 mi (6,260.33 km) |
| Groveton to Cubellas | 4,022.46 mi (6,473.52 km) |
| Groveton to Cuellar | 3,734.17 mi (6,009.56 km) |
