| Mariehamn to Dabrowa Tarnowska | 687.55 mi (1,106.51 km) |
| Mariehamn to Darlowo | 413.75 mi (665.87 km) |
| Mariehamn to Debica | 696.82 mi (1,121.42 km) |
| Mariehamn to Deblin | 594.26 mi (956.36 km) |
| Mariehamn to Debno | 546.47 mi (879.45 km) |
| Mariehamn to Dobre Miasto | 422.69 mi (680.25 km) |
| Mariehamn to Drawsko Pomorskie | 479.65 mi (771.93 km) |
| Mariehamn to Drezdenko | 525.65 mi (845.95 km) |
| Mariehamn to Dzialdowo | 474.54 mi (763.69 km) |
| Mariehamn to Dzierzoniow | 660.00 mi (1,062.17 km) |
| Mariehamn to Elblag | 410.44 mi (660.53 km) |
| Mariehamn to Elk | 443.28 mi (713.38 km) |
| Mariehamn to Garwolin | 570.31 mi (917.83 km) |
| Mariehamn to Gdansk | 400.35 mi (644.30 km) |
| Mariehamn to Gdynia | 390.41 mi (628.31 km) |
