| Humble to Cortona | 5,599.73 mi (9,011.89 km) |
| Humble to Cosenza | 5,937.84 mi (9,556.03 km) |
| Humble to Cossato | 5,356.11 mi (8,619.83 km) |
| Humble to Costa Volpino | 5,426.70 mi (8,733.43 km) |
| Humble to Creazzo | 5,494.23 mi (8,842.11 km) |
| Humble to Crema | 5,426.28 mi (8,732.75 km) |
| Humble to Cremona | 5,449.22 mi (8,769.67 km) |
| Humble to Crevalcore | 5,510.80 mi (8,868.77 km) |
| Humble to Crispiano | 5,926.49 mi (9,537.77 km) |
| Humble to Crosia | 5,949.17 mi (9,574.27 km) |
| Humble to Crotone | 5,984.09 mi (9,630.46 km) |
| Humble to Cuneo | 5,371.32 mi (8,644.30 km) |
| Humble to Cuorgne | 5,340.63 mi (8,594.91 km) |
| Humble to Cusano Milanino | 5,398.99 mi (8,688.83 km) |
| Humble to Cutro | 5,980.39 mi (9,624.51 km) |
