| Letchworth to Cervignano del Friuli | 746.75 mi (1,201.78 km) |
| Letchworth to Cesa | 1,022.18 mi (1,645.04 km) |
| Letchworth to Cesano Maderno | 610.92 mi (983.18 km) |
| Letchworth to Cesena | 788.70 mi (1,269.29 km) |
| Letchworth to Cesenatico | 790.61 mi (1,272.36 km) |
| Letchworth to Cetraro | 1,157.56 mi (1,862.92 km) |
| Letchworth to Cherasco | 627.49 mi (1,009.85 km) |
| Letchworth to Chiampo | 685.76 mi (1,103.62 km) |
| Letchworth to Chiaravalle | 852.77 mi (1,372.39 km) |
| Letchworth to Chiari | 640.30 mi (1,030.46 km) |
| Letchworth to Chiavari | 687.71 mi (1,106.77 km) |
| Letchworth to Chieri | 605.41 mi (974.32 km) |
| Letchworth to Chieti | 945.41 mi (1,521.48 km) |
| Letchworth to Chioggia | 736.33 mi (1,185.00 km) |
| Letchworth to Chiusi | 838.43 mi (1,349.32 km) |
