| Romanshorn to Dabrowa Gornicza | 484.65 mi (779.96 km) |
| Romanshorn to Dabrowa Tarnowska | 557.53 mi (897.27 km) |
| Romanshorn to Darlowo | 563.80 mi (907.35 km) |
| Romanshorn to Debica | 574.31 mi (924.27 km) |
| Romanshorn to Deblin | 623.82 mi (1,003.95 km) |
| Romanshorn to Debno | 428.18 mi (689.09 km) |
| Romanshorn to Dobre Miasto | 654.12 mi (1,052.71 km) |
| Romanshorn to Drawsko Pomorskie | 499.72 mi (804.22 km) |
| Romanshorn to Drezdenko | 462.90 mi (744.97 km) |
| Romanshorn to Dzialdowo | 616.00 mi (991.35 km) |
| Romanshorn to Dzierzoniow | 395.33 mi (636.22 km) |
| Romanshorn to Elblag | 631.28 mi (1,015.94 km) |
| Romanshorn to Elk | 713.03 mi (1,147.51 km) |
| Romanshorn to Garwolin | 623.68 mi (1,003.71 km) |
| Romanshorn to Gdansk | 617.96 mi (994.51 km) |
