| Allentown to Delitzsch | 4,019.01 mi (6,467.97 km) |
| Allentown to Delmenhorst | 3,832.33 mi (6,167.53 km) |
| Allentown to Demmin | 3,972.54 mi (6,393.19 km) |
| Allentown to Denkendorf | 3,986.85 mi (6,416.21 km) |
| Allentown to Denzlingen | 3,947.05 mi (6,352.16 km) |
| Allentown to Dessau-Rosslau | 4,005.32 mi (6,445.95 km) |
| Allentown to Detmold | 3,873.22 mi (6,233.34 km) |
| Allentown to Dettingen an der Erms | 3,993.19 mi (6,426.42 km) |
| Allentown to Dieburg | 3,931.37 mi (6,326.92 km) |
| Allentown to Diedorf | 4,056.78 mi (6,528.75 km) |
| Allentown to Dielheim | 3,945.24 mi (6,349.24 km) |
| Allentown to Diepholz | 3,834.61 mi (6,171.22 km) |
| Allentown to Diessen am Ammersee | 4,083.24 mi (6,571.34 km) |
| Allentown to Dietzenbach | 3,925.22 mi (6,317.03 km) |
| Allentown to Diez | 3,884.09 mi (6,250.84 km) |
