| Siechnice to Cervignano del Friuli | 400.36 mi (644.31 km) |
| Siechnice to Cesa | 709.58 mi (1,141.96 km) |
| Siechnice to Cesano Maderno | 523.62 mi (842.68 km) |
| Siechnice to Cesena | 528.34 mi (850.28 km) |
| Siechnice to Cesenatico | 521.49 mi (839.26 km) |
| Siechnice to Cetraro | 799.22 mi (1,286.22 km) |
| Siechnice to Cherasco | 615.65 mi (990.80 km) |
| Siechnice to Chiampo | 464.98 mi (748.31 km) |
| Siechnice to Chiaravalle | 543.88 mi (875.30 km) |
| Siechnice to Chiari | 506.49 mi (815.12 km) |
| Siechnice to Chiavari | 589.14 mi (948.13 km) |
| Siechnice to Chieri | 598.35 mi (962.95 km) |
| Siechnice to Chieti | 616.51 mi (992.18 km) |
| Siechnice to Chioggia | 460.26 mi (740.71 km) |
| Siechnice to Chiusi | 605.51 mi (974.47 km) |
