| Boynton Beach to Carson (California) | 2,321.46 mi (3,736.03 km) |
| Boynton Beach to Carson City (Nevada) | 2,439.33 mi (3,925.72 km) |
| Boynton Beach to Carteret (New Jersey) | 1,027.37 mi (1,653.40 km) |
| Boynton Beach to Cartersville (Georgia) | 597.77 mi (962.02 km) |
| Boynton Beach to Carthage (Missouri) | 1,109.99 mi (1,786.36 km) |
| Boynton Beach to Cary (Illinois) | 1,178.16 mi (1,896.06 km) |
| Boynton Beach to Cary (North Carolina) | 643.69 mi (1,035.92 km) |
| Boynton Beach to Casa de Oro-Mount Helix (California) | 2,244.97 mi (3,612.92 km) |
| Boynton Beach to Casa Grande (Arizona) | 1,943.66 mi (3,128.01 km) |
| Boynton Beach to Casas Adobes (Arizona) | 1,897.07 mi (3,053.04 km) |
| Boynton Beach to Cascades (Virginia) | 878.84 mi (1,414.36 km) |
| Boynton Beach to Casper (Wyoming) | 1,855.66 mi (2,986.40 km) |
| Boynton Beach to Casselberry (Florida) | 165.88 mi (266.96 km) |
| Boynton Beach to Castaic (California) | 2,344.87 mi (3,773.71 km) |
| Boynton Beach to Castle Pines (Colorado) | 1,683.07 mi (2,708.63 km) |
