| Columbia Heights to Castrovillari | 5,125.85 mi (8,249.26 km) |
| Columbia Heights to Catania | 5,199.78 mi (8,368.23 km) |
| Columbia Heights to Catanzaro | 5,186.44 mi (8,346.77 km) |
| Columbia Heights to Cattolica | 4,797.28 mi (7,720.48 km) |
| Columbia Heights to Cava de' Tirreni | 5,026.94 mi (8,090.08 km) |
| Columbia Heights to Cavallino | 5,173.38 mi (8,325.75 km) |
| Columbia Heights to Cavarzere | 4,718.57 mi (7,593.80 km) |
| Columbia Heights to Cave | 4,907.45 mi (7,897.78 km) |
| Columbia Heights to Cavriago | 4,683.11 mi (7,536.73 km) |
| Columbia Heights to Cavriglia | 4,773.13 mi (7,681.60 km) |
| Columbia Heights to Cazzago San Martino | 4,624.01 mi (7,441.63 km) |
| Columbia Heights to Ceccano | 4,934.29 mi (7,940.97 km) |
| Columbia Heights to Cecina | 4,746.90 mi (7,639.40 km) |
| Columbia Heights to Cefalu | 5,132.48 mi (8,259.93 km) |
| Columbia Heights to Ceglie Messapico | 5,131.42 mi (8,258.23 km) |
