| Letchworth to Butzbach | 399.09 mi (642.27 km) |
| Letchworth to Buxtehude | 427.87 mi (688.59 km) |
| Letchworth to Cadolzburg | 515.31 mi (829.31 km) |
| Letchworth to Calbe | 510.83 mi (822.09 km) |
| Letchworth to Calw | 454.47 mi (731.40 km) |
| Letchworth to Castrop-Rauxel | 323.92 mi (521.29 km) |
| Letchworth to Celle | 437.62 mi (704.28 km) |
| Letchworth to Cham | 595.28 mi (958.02 km) |
| Letchworth to Chemnitz | 571.32 mi (919.45 km) |
| Letchworth to Clausthal-Zellerfeld | 450.29 mi (724.67 km) |
| Letchworth to Cloppenburg | 353.90 mi (569.55 km) |
| Letchworth to Coburg | 499.20 mi (803.39 km) |
| Letchworth to Coesfeld | 314.76 mi (506.56 km) |
| Letchworth to Cologne | 317.35 mi (510.73 km) |
| Letchworth to Coswig | 595.36 mi (958.14 km) |
