| Saint Helens to Chojnice | 830.16 mi (1,336.02 km) |
| Saint Helens to Chojnow | 800.24 mi (1,287.86 km) |
| Saint Helens to Chorzow | 946.88 mi (1,523.86 km) |
| Saint Helens to Choszczno | 748.22 mi (1,204.14 km) |
| Saint Helens to Chrzanow | 969.64 mi (1,560.48 km) |
| Saint Helens to Ciechanow | 965.23 mi (1,553.39 km) |
| Saint Helens to Ciechocinek | 889.39 mi (1,431.33 km) |
| Saint Helens to Cieszyn | 948.60 mi (1,526.62 km) |
| Saint Helens to Czarna Bialostocka | 1,067.14 mi (1,717.40 km) |
| Saint Helens to Czarnkow | 798.41 mi (1,284.91 km) |
| Saint Helens to Czechowice-Dziedzice | 959.37 mi (1,543.96 km) |
| Saint Helens to Czeladz | 951.50 mi (1,531.30 km) |
| Saint Helens to Czersk Pomorski | 846.59 mi (1,362.45 km) |
| Saint Helens to Czestochowa | 941.53 mi (1,515.24 km) |
| Saint Helens to Czluchow | 823.00 mi (1,324.49 km) |
