| Boulder to Delitzsch | 5,083.35 mi (8,180.86 km) |
| Boulder to Delmenhorst | 4,897.17 mi (7,881.24 km) |
| Boulder to Demmin | 4,988.04 mi (8,027.47 km) |
| Boulder to Denkendorf | 5,123.95 mi (8,246.20 km) |
| Boulder to Denzlingen | 5,105.68 mi (8,216.80 km) |
| Boulder to Dessau-Rosslau | 5,065.07 mi (8,151.44 km) |
| Boulder to Detmold | 4,956.83 mi (7,977.25 km) |
| Boulder to Dettingen an der Erms | 5,132.84 mi (8,260.51 km) |
| Boulder to Dieburg | 5,051.52 mi (8,129.64 km) |
| Boulder to Diedorf | 5,188.20 mi (8,349.60 km) |
| Boulder to Dielheim | 5,076.90 mi (8,170.49 km) |
| Boulder to Diepholz | 4,909.67 mi (7,901.34 km) |
| Boulder to Diessen am Ammersee | 5,218.56 mi (8,398.47 km) |
| Boulder to Dietzenbach | 5,043.85 mi (8,117.30 km) |
| Boulder to Diez | 5,002.31 mi (8,050.44 km) |
