| Clemson to Celano | 4,955.22 mi (7,974.66 km) |
| Clemson to Cento | 4,765.71 mi (7,669.66 km) |
| Clemson to Cepagatti | 4,967.73 mi (7,994.79 km) |
| Clemson to Ceprano | 4,972.32 mi (8,002.18 km) |
| Clemson to Cercola | 5,033.78 mi (8,101.09 km) |
| Clemson to Cerea | 4,747.50 mi (7,640.36 km) |
| Clemson to Cerese | 4,732.35 mi (7,615.98 km) |
| Clemson to Cerignola | 5,087.92 mi (8,188.22 km) |
| Clemson to Cermenate | 4,639.86 mi (7,467.13 km) |
| Clemson to Cernusco sul Naviglio | 4,656.37 mi (7,493.71 km) |
| Clemson to Cerreto Guidi | 4,780.25 mi (7,693.07 km) |
| Clemson to Cerro Maggiore | 4,637.24 mi (7,462.91 km) |
| Clemson to Certaldo | 4,794.43 mi (7,715.89 km) |
| Clemson to Cerveteri | 4,893.61 mi (7,875.50 km) |
| Clemson to Cervia | 4,827.83 mi (7,769.64 km) |
