| Clemson to Chojnice | 4,713.54 mi (7,585.71 km) |
| Clemson to Chojnow | 4,736.46 mi (7,622.60 km) |
| Clemson to Chorzow | 4,883.92 mi (7,859.91 km) |
| Clemson to Choszczno | 4,654.31 mi (7,490.39 km) |
| Clemson to Chrzanow | 4,906.90 mi (7,896.90 km) |
| Clemson to Ciechanow | 4,852.46 mi (7,809.28 km) |
| Clemson to Ciechocinek | 4,785.86 mi (7,702.09 km) |
| Clemson to Cieszyn | 4,891.75 mi (7,872.50 km) |
| Clemson to Czarna Bialostocka | 4,928.91 mi (7,932.31 km) |
| Clemson to Czarnkow | 4,705.09 mi (7,572.11 km) |
| Clemson to Czechowice-Dziedzice | 4,900.03 mi (7,885.84 km) |
| Clemson to Czeladz | 4,887.73 mi (7,866.05 km) |
| Clemson to Czersk Pomorski | 4,725.45 mi (7,604.87 km) |
| Clemson to Czestochowa | 4,872.15 mi (7,840.97 km) |
| Clemson to Czluchow | 4,708.13 mi (7,577.01 km) |
