| Graham to Cocentaina | 5,511.97 mi (8,870.66 km) |
| Graham to Coin | 5,484.84 mi (8,827.00 km) |
| Graham to Colindres | 5,161.21 mi (8,306.17 km) |
| Graham to Collado-Villalba | 5,293.56 mi (8,519.16 km) |
| Graham to Colmenar Viejo | 5,300.00 mi (8,529.53 km) |
| Graham to Colmenarejo | 5,297.22 mi (8,525.06 km) |
| Graham to Conil de la Frontera | 5,460.69 mi (8,788.14 km) |
| Graham to Consuegra | 5,370.47 mi (8,642.94 km) |
| Graham to Corbera de Llobregat | 5,434.74 mi (8,746.37 km) |
| Graham to Cordoba | 5,417.56 mi (8,718.72 km) |
| Graham to Coria del Rio | 5,406.94 mi (8,701.63 km) |
| Graham to Crevillente | 5,527.94 mi (8,896.36 km) |
| Graham to Cuarte de Huerva | 5,339.09 mi (8,592.43 km) |
| Graham to Cubellas | 5,438.73 mi (8,752.79 km) |
| Graham to Cuellar | 5,242.05 mi (8,436.27 km) |
