| Siechnice to Chivasso | 587.23 mi (945.06 km) |
| Siechnice to Ciampino | 673.69 mi (1,084.20 km) |
| Siechnice to Cicciano | 706.91 mi (1,137.66 km) |
| Siechnice to Cingoli | 561.02 mi (902.87 km) |
| Siechnice to Cinisello Balsamo | 525.54 mi (845.77 km) |
| Siechnice to Cinisi | 910.94 mi (1,466.02 km) |
| Siechnice to Cirie | 594.67 mi (957.04 km) |
| Siechnice to Ciro Marina | 806.13 mi (1,297.35 km) |
| Siechnice to Cislago | 528.40 mi (850.38 km) |
| Siechnice to Cisterna di Latina | 684.19 mi (1,101.09 km) |
| Siechnice to Cisternino | 712.02 mi (1,145.89 km) |
| Siechnice to Citta di Castello | 571.52 mi (919.76 km) |
| Siechnice to Citta Sant'Angelo | 606.56 mi (976.16 km) |
| Siechnice to Cittadella | 446.19 mi (718.07 km) |
| Siechnice to Cittanova | 878.11 mi (1,413.19 km) |
