| Hauppauge to Cortona | 4,171.93 mi (6,714.07 km) |
| Hauppauge to Cosenza | 4,504.45 mi (7,249.22 km) |
| Hauppauge to Cossato | 3,930.89 mi (6,326.16 km) |
| Hauppauge to Costa Volpino | 4,005.57 mi (6,446.33 km) |
| Hauppauge to Creazzo | 4,074.20 mi (6,556.79 km) |
| Hauppauge to Crema | 4,002.59 mi (6,441.54 km) |
| Hauppauge to Cremona | 4,025.16 mi (6,477.87 km) |
| Hauppauge to Crevalcore | 4,086.91 mi (6,577.24 km) |
| Hauppauge to Crispiano | 4,498.32 mi (7,239.35 km) |
| Hauppauge to Crosia | 4,517.23 mi (7,269.78 km) |
| Hauppauge to Crotone | 4,551.36 mi (7,324.71 km) |
| Hauppauge to Cuneo | 3,941.02 mi (6,342.46 km) |
| Hauppauge to Cuorgne | 3,913.99 mi (6,298.96 km) |
| Hauppauge to Cusano Milanino | 3,975.24 mi (6,397.54 km) |
| Hauppauge to Cutro | 4,547.34 mi (7,318.23 km) |
