| Irving to Cocentaina | 5,156.38 mi (8,298.40 km) |
| Irving to Coin | 5,020.93 mi (8,080.41 km) |
| Irving to Colindres | 4,864.93 mi (7,829.34 km) |
| Irving to Collado-Villalba | 4,927.30 mi (7,929.73 km) |
| Irving to Colmenar Viejo | 4,937.73 mi (7,946.51 km) |
| Irving to Colmenarejo | 4,929.23 mi (7,932.83 km) |
| Irving to Conil de la Frontera | 4,968.68 mi (7,996.32 km) |
| Irving to Consuegra | 4,984.02 mi (8,021.01 km) |
| Irving to Corbera de Llobregat | 5,171.22 mi (8,322.27 km) |
| Irving to Cordoba | 4,979.65 mi (8,013.98 km) |
| Irving to Coria del Rio | 4,937.57 mi (7,946.25 km) |
| Irving to Crevillente | 5,156.30 mi (8,298.26 km) |
| Irving to Cuarte de Huerva | 5,037.72 mi (8,107.43 km) |
| Irving to Cubellas | 5,167.00 mi (8,315.48 km) |
| Irving to Cuellar | 4,888.71 mi (7,867.62 km) |
