| Rock Hill to Castle Pines (Colorado) | 1,344.71 mi (2,164.10 km) |
| Rock Hill to Castle Rock (Colorado) | 1,343.20 mi (2,161.67 km) |
| Rock Hill to Castro Valley (California) | 2,274.24 mi (3,660.04 km) |
| Rock Hill to Catalina Foothills (Arizona) | 1,721.19 mi (2,769.99 km) |
| Rock Hill to Cataño (Puerto Rico) | 1,460.42 mi (2,350.32 km) |
| Rock Hill to Cathedral City (California) | 2,011.54 mi (3,237.27 km) |
| Rock Hill to Catonsville (Maryland) | 380.54 mi (612.42 km) |
| Rock Hill to Cave Spring (Virginia) | 167.70 mi (269.89 km) |
| Rock Hill to Cayce (South Carolina) | 68.80 mi (110.72 km) |
| Rock Hill to Cayey (Puerto Rico) | 1,477.85 mi (2,378.36 km) |
| Rock Hill to Cedar City (Utah) | 1,786.88 mi (2,875.71 km) |
| Rock Hill to Cedar Falls (Iowa) | 807.18 mi (1,299.03 km) |
| Rock Hill to Cedar Hill (Texas) | 928.70 mi (1,494.59 km) |
| Rock Hill to Cedar Lake (Indiana) | 564.19 mi (907.98 km) |
| Rock Hill to Cedar Mill (Oregon) | 2,292.45 mi (3,689.35 km) |
