| Rock Hill to Cocentaina | 4,312.50 mi (6,940.29 km) |
| Rock Hill to Coin | 4,154.58 mi (6,686.15 km) |
| Rock Hill to Colindres | 4,045.91 mi (6,511.26 km) |
| Rock Hill to Collado-Villalba | 4,087.06 mi (6,577.49 km) |
| Rock Hill to Colmenar Viejo | 4,098.24 mi (6,595.47 km) |
| Rock Hill to Colmenarejo | 4,088.48 mi (6,579.77 km) |
| Rock Hill to Conil de la Frontera | 4,097.33 mi (6,594.01 km) |
| Rock Hill to Consuegra | 4,137.00 mi (6,657.86 km) |
| Rock Hill to Corbera de Llobregat | 4,351.60 mi (7,003.23 km) |
| Rock Hill to Cordoba | 4,120.22 mi (6,630.86 km) |
| Rock Hill to Coria del Rio | 4,071.91 mi (6,553.10 km) |
| Rock Hill to Crevillente | 4,308.39 mi (6,933.68 km) |
| Rock Hill to Cuarte de Huerva | 4,211.69 mi (6,778.05 km) |
| Rock Hill to Cubellas | 4,345.20 mi (6,992.93 km) |
| Rock Hill to Cuellar | 4,053.03 mi (6,522.73 km) |
