| Mariehamn to Dillingen | 881.41 mi (1,418.49 km) |
| Mariehamn to Dillingen | 906.96 mi (1,459.61 km) |
| Mariehamn to Dingolfing | 845.63 mi (1,360.91 km) |
| Mariehamn to Dinkelsbuhl | 851.75 mi (1,370.75 km) |
| Mariehamn to Dinklage | 681.76 mi (1,097.18 km) |
| Mariehamn to Dinslaken | 778.16 mi (1,252.33 km) |
| Mariehamn to Dippoldiswalde | 681.04 mi (1,096.02 km) |
| Mariehamn to Ditzingen | 890.26 mi (1,432.73 km) |
| Mariehamn to Dobeln | 674.34 mi (1,085.25 km) |
| Mariehamn to Doberlug-Kirchhain | 635.32 mi (1,022.45 km) |
| Mariehamn to Donaueschingen | 955.88 mi (1,538.34 km) |
| Mariehamn to Donauworth | 867.24 mi (1,395.69 km) |
| Mariehamn to Donzdorf | 885.34 mi (1,424.81 km) |
| Mariehamn to Dorfen | 874.66 mi (1,407.62 km) |
| Mariehamn to Dormagen | 802.54 mi (1,291.57 km) |
