| Grosseto to Kalisz | 701.39 mi (1,128.78 km) |
| Grosseto to Kamien Pomorski | 791.94 mi (1,274.50 km) |
| Grosseto to Kamienna Gora | 600.74 mi (966.79 km) |
| Grosseto to Karczew | 798.06 mi (1,284.36 km) |
| Grosseto to Kartuzy | 861.58 mi (1,386.58 km) |
| Grosseto to Katowice | 639.70 mi (1,029.50 km) |
| Grosseto to Kedzierzyn-Kozle | 622.51 mi (1,001.83 km) |
| Grosseto to Kepno | 671.15 mi (1,080.10 km) |
| Grosseto to Ketrzyn | 910.96 mi (1,466.05 km) |
| Grosseto to Kety | 626.01 mi (1,007.47 km) |
| Grosseto to Kielce | 717.78 mi (1,155.16 km) |
| Grosseto to Kielczow | 645.17 mi (1,038.30 km) |
| Grosseto to Klobuck | 673.06 mi (1,083.19 km) |
| Grosseto to Klodzko | 591.21 mi (951.47 km) |
| Grosseto to Kluczbork | 659.05 mi (1,060.64 km) |
