| Sieradz to Cabestany | 961.67 mi (1,547.66 km) |
| Sieradz to Cabries | 838.46 mi (1,349.37 km) |
| Sieradz to Cachan | 749.87 mi (1,206.80 km) |
| Sieradz to Caen | 856.08 mi (1,377.72 km) |
| Sieradz to Cagnes-sur-Mer | 767.92 mi (1,235.85 km) |
| Sieradz to Cahors | 936.72 mi (1,507.50 km) |
| Sieradz to Calais | 729.97 mi (1,174.78 km) |
| Sieradz to Caluire-et-Cuire | 748.36 mi (1,204.37 km) |
| Sieradz to Cambrai | 682.00 mi (1,097.57 km) |
| Sieradz to Canet-en-Roussillon | 958.14 mi (1,541.98 km) |
| Sieradz to Cannes | 778.29 mi (1,252.53 km) |
| Sieradz to Canteleu | 790.06 mi (1,271.48 km) |
| Sieradz to Capbreton | 1,083.62 mi (1,743.91 km) |
| Sieradz to Carcassonne | 957.73 mi (1,541.31 km) |
| Sieradz to Carmaux | 926.46 mi (1,491.00 km) |
