| Boynton Beach to Castle Rock (Colorado) | 1,679.77 mi (2,703.32 km) |
| Boynton Beach to Castro Valley (California) | 2,551.67 mi (4,106.51 km) |
| Boynton Beach to Catalina Foothills (Arizona) | 1,889.46 mi (3,040.79 km) |
| Boynton Beach to Cataño (Puerto Rico) | 1,049.58 mi (1,689.13 km) |
| Boynton Beach to Cathedral City (California) | 2,218.75 mi (3,570.73 km) |
| Boynton Beach to Catonsville (Maryland) | 900.88 mi (1,449.82 km) |
| Boynton Beach to Cave Spring (Virginia) | 739.12 mi (1,189.51 km) |
| Boynton Beach to Cayce (South Carolina) | 515.72 mi (829.97 km) |
| Boynton Beach to Cayey (Puerto Rico) | 1,061.39 mi (1,708.15 km) |
| Boynton Beach to Cedar City (Utah) | 2,066.86 mi (3,326.29 km) |
| Boynton Beach to Cedar Falls (Iowa) | 1,307.06 mi (2,103.51 km) |
| Boynton Beach to Cedar Hill (Texas) | 1,095.56 mi (1,763.14 km) |
| Boynton Beach to Cedar Lake (Indiana) | 1,107.68 mi (1,782.64 km) |
| Boynton Beach to Cedar Mill (Oregon) | 2,681.71 mi (4,315.79 km) |
| Boynton Beach to Cedar Park (Texas) | 1,110.14 mi (1,786.60 km) |
