| Frauenfeld to Kidricevo | 334.54 mi (538.38 km) |
| Frauenfeld to Kobarid | 238.46 mi (383.77 km) |
| Frauenfeld to Kobilje | 357.32 mi (575.04 km) |
| Frauenfeld to Kocevje | 311.99 mi (502.10 km) |
| Frauenfeld to Komen | 259.20 mi (417.15 km) |
| Frauenfeld to Komenda | 281.94 mi (453.73 km) |
| Frauenfeld to Koper | 267.96 mi (431.24 km) |
| Frauenfeld to Kostanjevica na Krki | 330.72 mi (532.24 km) |
| Frauenfeld to Kostel | 318.48 mi (512.54 km) |
| Frauenfeld to Kozje | 330.86 mi (532.47 km) |
| Frauenfeld to Kranj | 273.61 mi (440.33 km) |
| Frauenfeld to Kranjska Gora | 241.63 mi (388.86 km) |
| Frauenfeld to Krizevci | 347.41 mi (559.10 km) |
| Frauenfeld to Krsko | 330.56 mi (531.99 km) |
| Frauenfeld to Kuzma | 340.76 mi (548.40 km) |
