| Round Rock to Dillenburg | 5,244.83 mi (8,440.73 km) |
| Round Rock to Dillingen | 5,407.39 mi (8,702.35 km) |
| Round Rock to Dillingen | 5,235.05 mi (8,424.99 km) |
| Round Rock to Dingolfing | 5,481.88 mi (8,822.24 km) |
| Round Rock to Dinkelsbuhl | 5,382.72 mi (8,662.65 km) |
| Round Rock to Dinklage | 5,170.34 mi (8,320.86 km) |
| Round Rock to Dinslaken | 5,157.66 mi (8,300.45 km) |
| Round Rock to Dippoldiswalde | 5,435.36 mi (8,747.37 km) |
| Round Rock to Ditzingen | 5,343.99 mi (8,600.33 km) |
| Round Rock to Dobeln | 5,406.68 mi (8,701.20 km) |
| Round Rock to Doberlug-Kirchhain | 5,403.16 mi (8,695.55 km) |
| Round Rock to Donaueschingen | 5,354.24 mi (8,616.82 km) |
| Round Rock to Donauworth | 5,415.03 mi (8,714.65 km) |
| Round Rock to Donzdorf | 5,378.11 mi (8,655.23 km) |
| Round Rock to Dorfen | 5,483.04 mi (8,824.09 km) |
