| Sieradz to Corato | 730.56 mi (1,175.72 km) |
| Sieradz to Corbetta | 617.07 mi (993.08 km) |
| Sieradz to Corciano | 658.02 mi (1,058.98 km) |
| Sieradz to Cordenons | 475.50 mi (765.25 km) |
| Sieradz to Cori | 740.95 mi (1,192.44 km) |
| Sieradz to Coriano | 599.23 mi (964.37 km) |
| Sieradz to Corigliano Calabro | 836.01 mi (1,345.43 km) |
| Sieradz to Corleone | 988.52 mi (1,590.87 km) |
| Sieradz to Cormano | 604.61 mi (973.02 km) |
| Sieradz to Cornaredo | 611.53 mi (984.17 km) |
| Sieradz to Cornate d'Adda | 589.70 mi (949.03 km) |
| Sieradz to Cornedo Vicentino | 533.48 mi (858.55 km) |
| Sieradz to Correggio | 597.09 mi (960.93 km) |
| Sieradz to Corridonia | 626.25 mi (1,007.85 km) |
| Sieradz to Corsico | 612.18 mi (985.21 km) |
