| Wattwil to Chojnice | 577.37 mi (929.18 km) |
| Wattwil to Chojnow | 412.74 mi (664.24 km) |
| Wattwil to Chorzow | 494.22 mi (795.36 km) |
| Wattwil to Choszczno | 492.45 mi (792.51 km) |
| Wattwil to Chrzanow | 509.02 mi (819.18 km) |
| Wattwil to Ciechanow | 639.38 mi (1,028.98 km) |
| Wattwil to Ciechocinek | 576.99 mi (928.58 km) |
| Wattwil to Cieszyn | 468.37 mi (753.77 km) |
| Wattwil to Czarna Bialostocka | 749.54 mi (1,206.27 km) |
| Wattwil to Czarnkow | 509.32 mi (819.66 km) |
| Wattwil to Czechowice-Dziedzice | 487.64 mi (784.79 km) |
| Wattwil to Czeladz | 500.53 mi (805.53 km) |
| Wattwil to Czersk Pomorski | 594.01 mi (955.96 km) |
| Wattwil to Czestochowa | 514.26 mi (827.63 km) |
| Wattwil to Czluchow | 570.56 mi (918.23 km) |
