| Letchworth to Dormagen | 308.72 mi (496.83 km) |
| Letchworth to Dornstadt | 510.20 mi (821.09 km) |
| Letchworth to Dorsten | 307.92 mi (495.55 km) |
| Letchworth to Dortmund | 330.63 mi (532.10 km) |
| Letchworth to Dorverden | 403.04 mi (648.63 km) |
| Letchworth to Dossenheim | 426.49 mi (686.37 km) |
| Letchworth to Dreieich | 411.40 mi (662.09 km) |
| Letchworth to Drensteinfurt | 339.92 mi (547.05 km) |
| Letchworth to Dresden | 603.15 mi (970.68 km) |
| Letchworth to Drochtersen | 418.12 mi (672.89 km) |
| Letchworth to Drolshagen | 349.86 mi (563.04 km) |
| Letchworth to Duderstadt | 449.50 mi (723.41 km) |
| Letchworth to Duisburg | 301.62 mi (485.41 km) |
| Letchworth to Dulmen | 320.09 mi (515.13 km) |
| Letchworth to Duren | 300.55 mi (483.69 km) |
