| Romanshorn to Kucukkuyu | 1,022.87 mi (1,646.15 km) |
| Romanshorn to Kulp | 1,702.38 mi (2,739.72 km) |
| Romanshorn to Kulu | 1,321.21 mi (2,126.28 km) |
| Romanshorn to Kumcati | 1,800.63 mi (2,897.83 km) |
| Romanshorn to Kursunlu | 1,265.30 mi (2,036.30 km) |
| Romanshorn to Kurtalan | 1,755.23 mi (2,824.76 km) |
| Romanshorn to Kusadasi | 1,124.95 mi (1,810.44 km) |
| Romanshorn to Kutahya | 1,172.07 mi (1,886.27 km) |
| Romanshorn to Kuzuculu | 1,549.46 mi (2,493.61 km) |
| Romanshorn to Lapseki | 992.56 mi (1,597.37 km) |
| Romanshorn to Lice | 1,687.67 mi (2,716.05 km) |
| Romanshorn to Luleburgaz | 980.92 mi (1,578.64 km) |
| Romanshorn to Macka | 1,558.59 mi (2,508.30 km) |
| Romanshorn to Malatya | 1,585.03 mi (2,550.87 km) |
| Romanshorn to Malkara | 980.32 mi (1,577.68 km) |
