| Letchworth to Corato | 1,083.25 mi (1,743.32 km) |
| Letchworth to Corbetta | 612.45 mi (985.64 km) |
| Letchworth to Corciano | 842.66 mi (1,356.12 km) |
| Letchworth to Cordenons | 716.21 mi (1,152.63 km) |
| Letchworth to Cori | 943.66 mi (1,518.67 km) |
| Letchworth to Coriano | 809.38 mi (1,302.58 km) |
| Letchworth to Corigliano Calabro | 1,170.23 mi (1,883.31 km) |
| Letchworth to Corleone | 1,177.27 mi (1,894.63 km) |
| Letchworth to Cormano | 615.82 mi (991.06 km) |
| Letchworth to Cornaredo | 614.29 mi (988.60 km) |
| Letchworth to Cornate d'Adda | 620.14 mi (998.01 km) |
| Letchworth to Cornedo Vicentino | 684.85 mi (1,102.16 km) |
| Letchworth to Correggio | 708.09 mi (1,139.57 km) |
| Letchworth to Corridonia | 876.87 mi (1,411.19 km) |
| Letchworth to Corsico | 620.41 mi (998.46 km) |
