| Boynton Beach to Cadiz | 4,296.41 mi (6,914.41 km) |
| Boynton Beach to Calafell | 4,623.99 mi (7,441.60 km) |
| Boynton Beach to Calahorra | 4,428.51 mi (7,126.99 km) |
| Boynton Beach to Calasparra | 4,511.47 mi (7,260.51 km) |
| Boynton Beach to Calatayud | 4,460.60 mi (7,178.65 km) |
| Boynton Beach to Caldas de Montbuy | 4,645.63 mi (7,476.42 km) |
| Boynton Beach to Caldas de Reyes | 4,090.87 mi (6,583.62 km) |
| Boynton Beach to Calella | 4,670.58 mi (7,516.57 km) |
| Boynton Beach to Callosa de Segura | 4,556.40 mi (7,332.82 km) |
| Boynton Beach to Calpe | 4,594.65 mi (7,394.38 km) |
| Boynton Beach to Calvia | 4,703.14 mi (7,568.97 km) |
| Boynton Beach to Camas | 4,296.52 mi (6,914.58 km) |
| Boynton Beach to Cambados | 4,083.87 mi (6,572.35 km) |
| Boynton Beach to Cambre | 4,098.77 mi (6,596.33 km) |
| Boynton Beach to Cambrils | 4,600.79 mi (7,404.25 km) |
