| Siedlce to Casamassima | 815.01 mi (1,311.63 km) |
| Siedlce to Casandrino | 863.34 mi (1,389.42 km) |
| Siedlce to Casapulla | 854.19 mi (1,374.69 km) |
| Siedlce to Casarano | 861.74 mi (1,386.84 km) |
| Siedlce to Casatenovo | 736.90 mi (1,185.93 km) |
| Siedlce to Casciana Terme | 803.07 mi (1,292.41 km) |
| Siedlce to Cascina | 796.79 mi (1,282.31 km) |
| Siedlce to Caselle Torinese | 821.17 mi (1,321.55 km) |
| Siedlce to Caserta | 853.16 mi (1,373.03 km) |
| Siedlce to Casier | 637.42 mi (1,025.82 km) |
| Siedlce to Casorate Primo | 765.24 mi (1,231.54 km) |
| Siedlce to Casoria | 864.43 mi (1,391.16 km) |
| Siedlce to Cassano al Ionio | 901.25 mi (1,450.42 km) |
| Siedlce to Cassano d'Adda | 737.30 mi (1,186.57 km) |
| Siedlce to Cassano delle Murge | 821.64 mi (1,322.31 km) |
