| Mount Clemens to Cortona | 4,509.11 mi (7,256.71 km) |
| Mount Clemens to Cosenza | 4,852.22 mi (7,808.90 km) |
| Mount Clemens to Cossato | 4,263.99 mi (6,862.23 km) |
| Mount Clemens to Costa Volpino | 4,331.42 mi (6,970.75 km) |
| Mount Clemens to Creazzo | 4,398.08 mi (7,078.03 km) |
| Mount Clemens to Crema | 4,332.78 mi (6,972.94 km) |
| Mount Clemens to Cremona | 4,355.94 mi (7,010.20 km) |
| Mount Clemens to Crevalcore | 4,417.22 mi (7,108.83 km) |
| Mount Clemens to Crispiano | 4,835.31 mi (7,781.67 km) |
| Mount Clemens to Crosia | 4,861.77 mi (7,824.26 km) |
| Mount Clemens to Crotone | 4,897.51 mi (7,881.77 km) |
| Mount Clemens to Cuneo | 4,283.85 mi (6,894.20 km) |
| Mount Clemens to Cuorgne | 4,249.74 mi (6,839.29 km) |
| Mount Clemens to Cusano Milanino | 4,305.61 mi (6,929.21 km) |
| Mount Clemens to Cutro | 4,894.22 mi (7,876.48 km) |
