| Merrillville to Cocentaina | 4,386.98 mi (7,060.16 km) |
| Merrillville to Coin | 4,267.05 mi (6,867.15 km) |
| Merrillville to Colindres | 4,085.31 mi (6,574.67 km) |
| Merrillville to Collado-Villalba | 4,156.99 mi (6,690.03 km) |
| Merrillville to Colmenar Viejo | 4,166.98 mi (6,706.10 km) |
| Merrillville to Colmenarejo | 4,159.18 mi (6,693.55 km) |
| Merrillville to Conil de la Frontera | 4,219.25 mi (6,790.23 km) |
| Merrillville to Consuegra | 4,217.19 mi (6,786.91 km) |
| Merrillville to Corbera de Llobregat | 4,390.71 mi (7,066.17 km) |
| Merrillville to Cordoba | 4,220.81 mi (6,792.74 km) |
| Merrillville to Coria del Rio | 4,183.62 mi (6,732.89 km) |
| Merrillville to Crevillente | 4,389.17 mi (7,063.68 km) |
| Merrillville to Cuarte de Huerva | 4,260.25 mi (6,856.21 km) |
| Merrillville to Cubellas | 4,387.34 mi (7,060.73 km) |
| Merrillville to Cuellar | 4,116.25 mi (6,624.46 km) |
