| Port Washington to Cortona | 4,192.00 mi (6,746.37 km) |
| Port Washington to Cosenza | 4,524.98 mi (7,282.24 km) |
| Port Washington to Cossato | 3,950.77 mi (6,358.14 km) |
| Port Washington to Costa Volpino | 4,025.19 mi (6,477.91 km) |
| Port Washington to Creazzo | 4,093.77 mi (6,588.28 km) |
| Port Washington to Crema | 4,022.37 mi (6,473.37 km) |
| Port Washington to Cremona | 4,044.97 mi (6,509.75 km) |
| Port Washington to Crevalcore | 4,106.71 mi (6,609.12 km) |
| Port Washington to Crispiano | 4,518.46 mi (7,271.75 km) |
| Port Washington to Crosia | 4,537.64 mi (7,302.62 km) |
| Port Washington to Crotone | 4,571.83 mi (7,357.65 km) |
| Port Washington to Cuneo | 3,961.25 mi (6,375.02 km) |
| Port Washington to Cuorgne | 3,933.96 mi (6,331.10 km) |
| Port Washington to Cusano Milanino | 3,995.03 mi (6,429.37 km) |
| Port Washington to Cutro | 4,567.84 mi (7,351.22 km) |
