| Siechnice to Cavaillon | 751.93 mi (1,210.11 km) |
| Siechnice to Cebazat | 736.07 mi (1,184.59 km) |
| Siechnice to Cenon | 919.83 mi (1,480.33 km) |
| Siechnice to Cergy | 682.47 mi (1,098.34 km) |
| Siechnice to Cernay | 500.30 mi (805.15 km) |
| Siechnice to Cesson | 669.77 mi (1,077.89 km) |
| Siechnice to Cesson-Sevigne | 861.52 mi (1,386.48 km) |
| Siechnice to Cestas | 930.33 mi (1,497.23 km) |
| Siechnice to Chalette-sur-Loing | 678.23 mi (1,091.50 km) |
| Siechnice to Challans | 907.83 mi (1,461.01 km) |
| Siechnice to Chalon-sur-Saone | 630.14 mi (1,014.11 km) |
| Siechnice to Chalons-en-Champagne | 585.01 mi (941.49 km) |
| Siechnice to Chamalieres | 739.64 mi (1,190.34 km) |
| Siechnice to Chambery | 638.84 mi (1,028.12 km) |
| Siechnice to Chambly | 671.83 mi (1,081.20 km) |
