| Columbia Heights to Cocentaina | 4,520.19 mi (7,274.54 km) |
| Columbia Heights to Coin | 4,425.92 mi (7,122.83 km) |
| Columbia Heights to Colindres | 4,200.12 mi (6,759.43 km) |
| Columbia Heights to Collado-Villalba | 4,290.43 mi (6,904.77 km) |
| Columbia Heights to Colmenar Viejo | 4,299.52 mi (6,919.41 km) |
| Columbia Heights to Colmenarejo | 4,293.08 mi (6,909.04 km) |
| Columbia Heights to Conil de la Frontera | 4,384.66 mi (7,056.42 km) |
| Columbia Heights to Consuegra | 4,356.34 mi (7,010.85 km) |
| Columbia Heights to Corbera de Llobregat | 4,500.98 mi (7,243.62 km) |
| Columbia Heights to Cordoba | 4,372.84 mi (7,037.40 km) |
| Columbia Heights to Coria del Rio | 4,343.13 mi (6,989.59 km) |
| Columbia Heights to Crevillente | 4,526.38 mi (7,284.50 km) |
| Columbia Heights to Cuarte de Huerva | 4,378.48 mi (7,046.48 km) |
| Columbia Heights to Cubellas | 4,499.62 mi (7,241.44 km) |
| Columbia Heights to Cuellar | 4,245.97 mi (6,833.23 km) |
