| Grenchen to Kidricevo | 400.88 mi (645.16 km) |
| Grenchen to Kobarid | 299.91 mi (482.66 km) |
| Grenchen to Kobilje | 425.74 mi (685.17 km) |
| Grenchen to Kocevje | 371.05 mi (597.15 km) |
| Grenchen to Komen | 316.66 mi (509.62 km) |
| Grenchen to Komenda | 345.08 mi (555.36 km) |
| Grenchen to Koper | 322.55 mi (519.10 km) |
| Grenchen to Kostanjevica na Krki | 392.65 mi (631.91 km) |
| Grenchen to Kostel | 376.53 mi (605.96 km) |
| Grenchen to Kozje | 394.69 mi (635.19 km) |
| Grenchen to Kranj | 336.65 mi (541.79 km) |
| Grenchen to Kranjska Gora | 305.87 mi (492.24 km) |
| Grenchen to Krizevci | 415.00 mi (667.88 km) |
| Grenchen to Krsko | 393.37 mi (633.07 km) |
| Grenchen to Kuzma | 409.78 mi (659.48 km) |
