| Heerlen to Knurow | 558.76 mi (899.24 km) |
| Heerlen to Kobylka | 659.31 mi (1,061.06 km) |
| Heerlen to Kokoszki | 575.85 mi (926.74 km) |
| Heerlen to Kolbuszowa | 692.74 mi (1,114.85 km) |
| Heerlen to Kolno | 696.82 mi (1,121.42 km) |
| Heerlen to Kolo | 550.42 mi (885.82 km) |
| Heerlen to Kolobrzeg | 462.42 mi (744.19 km) |
| Heerlen to Koluszki | 598.75 mi (963.60 km) |
| Heerlen to Komorniki | 469.54 mi (755.65 km) |
| Heerlen to Konin | 535.05 mi (861.08 km) |
| Heerlen to Konskie | 626.40 mi (1,008.09 km) |
| Heerlen to Konstancin-Jeziorna | 655.19 mi (1,054.42 km) |
| Heerlen to Konstantynow Lodzki | 578.79 mi (931.47 km) |
| Heerlen to Koronowo | 533.58 mi (858.71 km) |
| Heerlen to Koscian | 465.94 mi (749.86 km) |
