| Frauenfeld to Koscian | 465.89 mi (749.77 km) |
| Frauenfeld to Koscielisko | 517.20 mi (832.36 km) |
| Frauenfeld to Koscierzyna | 601.52 mi (968.05 km) |
| Frauenfeld to Kostrzyn | 498.22 mi (801.81 km) |
| Frauenfeld to Kostrzyn nad Odra | 431.66 mi (694.69 km) |
| Frauenfeld to Koszalin | 557.89 mi (897.83 km) |
| Frauenfeld to Kowary | 384.79 mi (619.26 km) |
| Frauenfeld to Kozienice | 631.19 mi (1,015.80 km) |
| Frauenfeld to Kozuchow | 416.87 mi (670.88 km) |
| Frauenfeld to Kozy | 493.51 mi (794.23 km) |
| Frauenfeld to Krakow | 530.78 mi (854.21 km) |
| Frauenfeld to Krapkowice | 457.26 mi (735.88 km) |
| Frauenfeld to Krasnik | 643.13 mi (1,035.02 km) |
| Frauenfeld to Krasnystaw | 684.92 mi (1,102.28 km) |
| Frauenfeld to Krosno | 604.34 mi (972.60 km) |
