| Grimbergen to Kalisz | 592.97 mi (954.29 km) |
| Grimbergen to Kamien Pomorski | 484.56 mi (779.82 km) |
| Grimbergen to Kamienna Gora | 507.69 mi (817.04 km) |
| Grimbergen to Karczew | 728.00 mi (1,171.61 km) |
| Grimbergen to Kartuzy | 623.89 mi (1,004.06 km) |
| Grimbergen to Katowice | 642.35 mi (1,033.76 km) |
| Grimbergen to Kedzierzyn-Kozle | 605.85 mi (975.03 km) |
| Grimbergen to Kepno | 589.62 mi (948.90 km) |
| Grimbergen to Ketrzyn | 745.19 mi (1,199.27 km) |
| Grimbergen to Kety | 655.82 mi (1,055.45 km) |
| Grimbergen to Kielce | 706.62 mi (1,137.20 km) |
| Grimbergen to Kielczow | 555.39 mi (893.81 km) |
| Grimbergen to Klobuck | 632.66 mi (1,018.16 km) |
| Grimbergen to Klodzko | 537.50 mi (865.02 km) |
| Grimbergen to Kluczbork | 601.17 mi (967.49 km) |
