| Columbia Heights to Cosham | 3,998.71 mi (6,435.30 km) |
| Columbia Heights to Costessey | 4,010.24 mi (6,453.86 km) |
| Columbia Heights to Cottingham | 3,911.43 mi (6,294.84 km) |
| Columbia Heights to Coulsdon | 4,013.88 mi (6,459.72 km) |
| Columbia Heights to Coventry | 3,923.82 mi (6,314.78 km) |
| Columbia Heights to Cowdenbeath | 3,729.11 mi (6,001.43 km) |
| Columbia Heights to Cowes | 3,993.34 mi (6,426.66 km) |
| Columbia Heights to Cowley | 3,993.68 mi (6,427.21 km) |
| Columbia Heights to Cowley | 3,959.59 mi (6,372.34 km) |
| Columbia Heights to Cramlington | 3,824.29 mi (6,154.60 km) |
| Columbia Heights to Cranleigh | 4,008.75 mi (6,451.46 km) |
| Columbia Heights to Crawley | 4,020.29 mi (6,470.03 km) |
| Columbia Heights to Crayford | 4,020.41 mi (6,470.22 km) |
| Columbia Heights to Crewe | 3,865.58 mi (6,221.05 km) |
| Columbia Heights to Crigglestone | 3,878.05 mi (6,241.11 km) |
