| Boechout to Knurow | 624.00 mi (1,004.22 km) |
| Boechout to Kobylka | 718.22 mi (1,155.86 km) |
| Boechout to Kokoszki | 624.95 mi (1,005.75 km) |
| Boechout to Kolbuszowa | 757.16 mi (1,218.52 km) |
| Boechout to Kolno | 751.98 mi (1,210.20 km) |
| Boechout to Kolo | 609.61 mi (981.07 km) |
| Boechout to Kolobrzeg | 508.98 mi (819.13 km) |
| Boechout to Koluszki | 659.60 mi (1,061.53 km) |
| Boechout to Komorniki | 528.06 mi (849.83 km) |
| Boechout to Konin | 594.12 mi (956.14 km) |
| Boechout to Konskie | 688.85 mi (1,108.60 km) |
| Boechout to Konstancin-Jeziorna | 714.92 mi (1,150.55 km) |
| Boechout to Konstantynow Lodzki | 639.65 mi (1,029.42 km) |
| Boechout to Koronowo | 587.52 mi (945.52 km) |
| Boechout to Koscian | 525.30 mi (845.40 km) |
