| Letchworth to Busto Arsizio | 602.72 mi (969.98 km) |
| Letchworth to Busto Garolfo | 607.21 mi (977.20 km) |
| Letchworth to Cabras | 931.04 mi (1,498.36 km) |
| Letchworth to Cadelbosco di Sopra | 702.40 mi (1,130.40 km) |
| Letchworth to Cadoneghe | 713.19 mi (1,147.77 km) |
| Letchworth to Cagli | 832.53 mi (1,339.83 km) |
| Letchworth to Cagliari | 988.06 mi (1,590.12 km) |
| Letchworth to Cairo Montenotte | 652.77 mi (1,050.53 km) |
| Letchworth to Caivano | 1,025.20 mi (1,649.90 km) |
| Letchworth to Calcinaia | 760.99 mi (1,224.69 km) |
| Letchworth to Calcinato | 660.88 mi (1,063.58 km) |
| Letchworth to Calderara di Reno | 734.42 mi (1,181.93 km) |
| Letchworth to Caldogno | 690.67 mi (1,111.53 km) |
| Letchworth to Calenzano | 768.02 mi (1,236.02 km) |
| Letchworth to Calolziocorte | 611.35 mi (983.88 km) |
