| Boppard to Chojnow | 371.44 mi (597.77 km) |
| Boppard to Chorzow | 501.23 mi (806.65 km) |
| Boppard to Choszczno | 391.40 mi (629.90 km) |
| Boppard to Chrzanow | 521.98 mi (840.04 km) |
| Boppard to Ciechanow | 588.24 mi (946.68 km) |
| Boppard to Ciechocinek | 513.86 mi (826.98 km) |
| Boppard to Cieszyn | 491.19 mi (790.50 km) |
| Boppard to Czarna Bialostocka | 702.03 mi (1,129.81 km) |
| Boppard to Czarnkow | 426.94 mi (687.09 km) |
| Boppard to Czechowice-Dziedzice | 506.21 mi (814.67 km) |
| Boppard to Czeladz | 506.95 mi (815.86 km) |
| Boppard to Czersk Pomorski | 504.80 mi (812.39 km) |
| Boppard to Czestochowa | 507.38 mi (816.55 km) |
| Boppard to Czluchow | 478.64 mi (770.29 km) |
| Boppard to Dabrowa Gornicza | 511.58 mi (823.30 km) |
