| Duchcov to Chitila | 707.67 mi (1,138.89 km) |
| Duchcov to Cisnadie | 585.79 mi (942.74 km) |
| Duchcov to Cluj-Napoca | 520.56 mi (837.76 km) |
| Duchcov to Codlea | 635.85 mi (1,023.31 km) |
| Duchcov to Comanesti | 647.86 mi (1,042.62 km) |
| Duchcov to Comarnic | 661.91 mi (1,065.24 km) |
| Duchcov to Constanta | 824.03 mi (1,326.14 km) |
| Duchcov to Corabia | 689.98 mi (1,110.41 km) |
| Duchcov to Costesti | 659.72 mi (1,061.71 km) |
| Duchcov to Covasna | 658.88 mi (1,060.37 km) |
| Duchcov to Craiova | 638.45 mi (1,027.49 km) |
| Duchcov to Cristuru Secuiesc | 596.11 mi (959.34 km) |
| Duchcov to Cugir | 550.79 mi (886.40 km) |
| Duchcov to Cumpana | 823.30 mi (1,324.97 km) |
| Duchcov to Curtea de Arges | 630.85 mi (1,015.26 km) |
