| Constanta to Dillenburg | 1,048.91 mi (1,688.06 km) |
| Constanta to Dillingen | 915.27 mi (1,472.99 km) |
| Constanta to Dillingen | 1,092.09 mi (1,757.54 km) |
| Constanta to Dingolfing | 826.34 mi (1,329.86 km) |
| Constanta to Dinkelsbuhl | 929.93 mi (1,496.57 km) |
| Constanta to Dinklage | 1,102.54 mi (1,774.36 km) |
| Constanta to Dinslaken | 1,130.60 mi (1,819.52 km) |
| Constanta to Dippoldiswalde | 836.33 mi (1,345.94 km) |
| Constanta to Ditzingen | 981.46 mi (1,579.52 km) |
| Constanta to Dobeln | 864.92 mi (1,391.95 km) |
| Constanta to Doberlug-Kirchhain | 864.55 mi (1,391.36 km) |
| Constanta to Donaueschingen | 996.73 mi (1,604.09 km) |
| Constanta to Donauworth | 902.53 mi (1,452.49 km) |
| Constanta to Donzdorf | 945.99 mi (1,522.43 km) |
| Constanta to Dorfen | 835.39 mi (1,344.43 km) |
