| Grenchen to Kluczbork | 554.57 mi (892.50 km) |
| Grenchen to Knurow | 554.81 mi (892.88 km) |
| Grenchen to Kobylka | 709.52 mi (1,141.86 km) |
| Grenchen to Kokoszki | 691.29 mi (1,112.52 km) |
| Grenchen to Kolbuszowa | 687.02 mi (1,105.65 km) |
| Grenchen to Kolno | 769.98 mi (1,239.16 km) |
| Grenchen to Kolo | 608.86 mi (979.87 km) |
| Grenchen to Kolobrzeg | 600.15 mi (965.85 km) |
| Grenchen to Koluszki | 638.64 mi (1,027.79 km) |
| Grenchen to Komorniki | 543.01 mi (873.89 km) |
| Grenchen to Konin | 596.11 mi (959.35 km) |
| Grenchen to Konskie | 648.68 mi (1,043.95 km) |
| Grenchen to Konstancin-Jeziorna | 699.27 mi (1,125.36 km) |
| Grenchen to Konstantynow Lodzki | 620.58 mi (998.73 km) |
| Grenchen to Koronowo | 628.00 mi (1,010.67 km) |
