| Columbia Heights to Carmignano | 4,741.93 mi (7,631.40 km) |
| Columbia Heights to Carovigno | 5,134.90 mi (8,263.82 km) |
| Columbia Heights to Carpenedolo | 4,648.66 mi (7,481.29 km) |
| Columbia Heights to Carpi | 4,691.95 mi (7,550.97 km) |
| Columbia Heights to Carrara | 4,696.03 mi (7,557.53 km) |
| Columbia Heights to Carugate | 4,600.36 mi (7,403.56 km) |
| Columbia Heights to Casal di Principe | 4,990.54 mi (8,031.50 km) |
| Columbia Heights to Casale Monferrato | 4,587.25 mi (7,382.46 km) |
| Columbia Heights to Casale sul Sile | 4,705.78 mi (7,573.22 km) |
| Columbia Heights to Casalecchio di Reno | 4,720.46 mi (7,596.84 km) |
| Columbia Heights to Casalgrande | 4,695.81 mi (7,557.17 km) |
| Columbia Heights to Casalmaggiore | 4,665.56 mi (7,508.49 km) |
| Columbia Heights to Casalnuovo di Napoli | 5,003.42 mi (8,052.23 km) |
| Columbia Heights to Casalpusterlengo | 4,628.90 mi (7,449.50 km) |
| Columbia Heights to Casaluce | 4,993.82 mi (8,036.77 km) |
