| Columbia Heights to Cadiz | 4,363.88 mi (7,022.98 km) |
| Columbia Heights to Calafell | 4,495.83 mi (7,235.34 km) |
| Columbia Heights to Calahorra | 4,305.52 mi (6,929.07 km) |
| Columbia Heights to Calasparra | 4,489.56 mi (7,225.25 km) |
| Columbia Heights to Calatayud | 4,359.00 mi (7,015.13 km) |
| Columbia Heights to Caldas de Montbuy | 4,501.03 mi (7,243.70 km) |
| Columbia Heights to Caldas de Reyes | 4,016.77 mi (6,464.37 km) |
| Columbia Heights to Calella | 4,521.57 mi (7,276.77 km) |
| Columbia Heights to Callosa de Segura | 4,528.90 mi (7,288.56 km) |
| Columbia Heights to Calpe | 4,544.81 mi (7,314.17 km) |
| Columbia Heights to Calvia | 4,605.76 mi (7,412.25 km) |
| Columbia Heights to Camas | 4,338.86 mi (6,982.73 km) |
| Columbia Heights to Cambados | 4,013.94 mi (6,459.80 km) |
| Columbia Heights to Cambre | 4,003.31 mi (6,442.71 km) |
| Columbia Heights to Cambrils | 4,480.88 mi (7,211.29 km) |
