| Boynton Beach to Cortona | 5,083.98 mi (8,181.88 km) |
| Boynton Beach to Cosenza | 5,394.82 mi (8,682.13 km) |
| Boynton Beach to Cossato | 4,853.12 mi (7,810.33 km) |
| Boynton Beach to Costa Volpino | 4,935.59 mi (7,943.06 km) |
| Boynton Beach to Creazzo | 5,005.41 mi (8,055.42 km) |
| Boynton Beach to Crema | 4,927.16 mi (7,929.50 km) |
| Boynton Beach to Cremona | 4,948.56 mi (7,963.94 km) |
| Boynton Beach to Crevalcore | 5,009.73 mi (8,062.38 km) |
| Boynton Beach to Crispiano | 5,404.41 mi (8,697.56 km) |
| Boynton Beach to Crosia | 5,412.14 mi (8,709.99 km) |
| Boynton Beach to Crotone | 5,443.22 mi (8,760.02 km) |
| Boynton Beach to Cuneo | 4,849.95 mi (7,805.25 km) |
| Boynton Beach to Cuorgne | 4,833.08 mi (7,778.10 km) |
| Boynton Beach to Cusano Milanino | 4,900.13 mi (7,885.99 km) |
| Boynton Beach to Cutro | 5,438.19 mi (8,751.92 km) |
