| American Canyon to Cocentaina | 5,966.35 mi (9,601.91 km) |
| American Canyon to Coin | 5,909.72 mi (9,510.78 km) |
| American Canyon to Colindres | 5,624.62 mi (9,051.95 km) |
| American Canyon to Collado-Villalba | 5,741.49 mi (9,240.04 km) |
| American Canyon to Colmenar Viejo | 5,749.08 mi (9,252.25 km) |
| American Canyon to Colmenarejo | 5,744.77 mi (9,245.31 km) |
| American Canyon to Conil de la Frontera | 5,877.22 mi (9,458.47 km) |
| American Canyon to Consuegra | 5,814.44 mi (9,357.43 km) |
| American Canyon to Corbera de Llobregat | 5,910.66 mi (9,512.29 km) |
| American Canyon to Cordoba | 5,848.48 mi (9,412.23 km) |
| American Canyon to Coria del Rio | 5,828.95 mi (9,380.79 km) |
| American Canyon to Crevillente | 5,978.44 mi (9,621.36 km) |
| American Canyon to Cuarte de Huerva | 5,804.25 mi (9,341.03 km) |
| American Canyon to Cubellas | 5,912.75 mi (9,515.65 km) |
| American Canyon to Cuellar | 5,692.44 mi (9,161.10 km) |
