| Siechnice to Coudekerque-Branche | 640.32 mi (1,030.50 km) |
| Siechnice to Coueron | 890.47 mi (1,433.07 km) |
| Siechnice to Coulommiers | 643.24 mi (1,035.19 km) |
| Siechnice to Courbevoic | 677.19 mi (1,089.83 km) |
| Siechnice to Courcouronnes | 675.77 mi (1,087.54 km) |
| Siechnice to Cournon-d'Auvergne | 735.71 mi (1,184.01 km) |
| Siechnice to Courrieres | 621.35 mi (999.96 km) |
| Siechnice to Coutras | 896.43 mi (1,442.67 km) |
| Siechnice to Couzeix | 809.46 mi (1,302.70 km) |
| Siechnice to Cran-Gevrier | 617.00 mi (992.96 km) |
| Siechnice to Craponne | 676.05 mi (1,087.99 km) |
| Siechnice to Creil | 659.85 mi (1,061.92 km) |
| Siechnice to Crepy-en-Valois | 642.83 mi (1,034.53 km) |
| Siechnice to Crest | 709.78 mi (1,142.28 km) |
| Siechnice to Creteil | 670.50 mi (1,079.07 km) |
