| Siran to Chivasso | 1,613.01 mi (2,595.89 km) |
| Siran to Ciampino | 1,382.32 mi (2,224.62 km) |
| Siran to Cicciano | 1,287.46 mi (2,071.97 km) |
| Siran to Cingoli | 1,347.33 mi (2,168.33 km) |
| Siran to Cinisello Balsamo | 1,549.47 mi (2,493.62 km) |
| Siran to Cinisi | 1,395.95 mi (2,246.57 km) |
| Siran to Cirie | 1,627.03 mi (2,618.46 km) |
| Siran to Ciro Marina | 1,166.51 mi (1,877.31 km) |
| Siran to Cislago | 1,561.91 mi (2,513.65 km) |
| Siran to Cisterna di Latina | 1,371.71 mi (2,207.55 km) |
| Siran to Cisternino | 1,138.12 mi (1,831.63 km) |
| Siran to Citta di Castello | 1,396.19 mi (2,246.95 km) |
| Siran to Citta Sant'Angelo | 1,305.67 mi (2,101.27 km) |
| Siran to Cittadella | 1,426.27 mi (2,295.36 km) |
| Siran to Cittanova | 1,235.63 mi (1,988.56 km) |
