| Siechnice to Castrovillari | 776.58 mi (1,249.79 km) |
| Siechnice to Catania | 940.74 mi (1,513.98 km) |
| Siechnice to Catanzaro | 838.99 mi (1,350.23 km) |
| Siechnice to Cattolica | 530.01 mi (852.97 km) |
| Siechnice to Cava de' Tirreni | 723.77 mi (1,164.79 km) |
| Siechnice to Cavallino | 742.38 mi (1,194.75 km) |
| Siechnice to Cavarzere | 469.77 mi (756.03 km) |
| Siechnice to Cave | 667.69 mi (1,074.54 km) |
| Siechnice to Cavriago | 534.15 mi (859.62 km) |
| Siechnice to Cavriglia | 583.18 mi (938.54 km) |
| Siechnice to Cazzago San Martino | 498.85 mi (802.82 km) |
| Siechnice to Ceccano | 678.99 mi (1,092.73 km) |
| Siechnice to Cecina | 617.19 mi (993.27 km) |
| Siechnice to Cefalu | 911.40 mi (1,466.76 km) |
| Siechnice to Ceglie Messapico | 717.84 mi (1,155.26 km) |
