| Boskoop to Knurow | 620.56 mi (998.70 km) |
| Boskoop to Kobylka | 699.57 mi (1,125.85 km) |
| Boskoop to Kokoszki | 593.05 mi (954.42 km) |
| Boskoop to Kolbuszowa | 750.44 mi (1,207.72 km) |
| Boskoop to Kolno | 727.14 mi (1,170.22 km) |
| Boskoop to Kolo | 592.20 mi (953.06 km) |
| Boskoop to Kolobrzeg | 475.34 mi (764.98 km) |
| Boskoop to Koluszki | 644.97 mi (1,037.98 km) |
| Boskoop to Komorniki | 510.27 mi (821.20 km) |
| Boskoop to Konin | 576.64 mi (928.01 km) |
| Boskoop to Konskie | 677.46 mi (1,090.27 km) |
| Boskoop to Konstancin-Jeziorna | 697.79 mi (1,122.98 km) |
| Boskoop to Konstantynow Lodzki | 625.19 mi (1,006.15 km) |
| Boskoop to Koronowo | 562.09 mi (904.60 km) |
| Boskoop to Koscian | 509.02 mi (819.19 km) |
