| Idstein to Delitzsch | 198.97 mi (320.21 km) |
| Idstein to Delmenhorst | 196.13 mi (315.65 km) |
| Idstein to Demmin | 325.20 mi (523.36 km) |
| Idstein to Denkendorf | 115.30 mi (185.56 km) |
| Idstein to Denzlingen | 149.76 mi (241.01 km) |
| Idstein to Dessau-Rosslau | 204.94 mi (329.81 km) |
| Idstein to Detmold | 121.56 mi (195.63 km) |
| Idstein to Dettingen an der Erms | 126.39 mi (203.40 km) |
| Idstein to Dieburg | 33.81 mi (54.41 km) |
| Idstein to Diedorf | 171.22 mi (275.55 km) |
| Idstein to Dielheim | 68.00 mi (109.43 km) |
| Idstein to Diepholz | 164.95 mi (265.46 km) |
| Idstein to Diessen am Ammersee | 202.36 mi (325.67 km) |
| Idstein to Dietzenbach | 26.59 mi (42.80 km) |
| Idstein to Diez | 15.42 mi (24.82 km) |
