| Merchtem to Kalisz | 598.95 mi (963.92 km) |
| Merchtem to Kamien Pomorski | 489.11 mi (787.15 km) |
| Merchtem to Kamienna Gora | 514.07 mi (827.32 km) |
| Merchtem to Karczew | 733.86 mi (1,181.04 km) |
| Merchtem to Kartuzy | 628.63 mi (1,011.69 km) |
| Merchtem to Katowice | 648.81 mi (1,044.16 km) |
| Merchtem to Kedzierzyn-Kozle | 612.32 mi (985.43 km) |
| Merchtem to Kepno | 595.79 mi (958.83 km) |
| Merchtem to Ketrzyn | 750.27 mi (1,207.44 km) |
| Merchtem to Kety | 662.37 mi (1,065.99 km) |
| Merchtem to Kielce | 712.88 mi (1,147.27 km) |
| Merchtem to Kielczow | 561.62 mi (903.85 km) |
| Merchtem to Klobuck | 638.93 mi (1,028.27 km) |
| Merchtem to Klodzko | 543.99 mi (875.46 km) |
| Merchtem to Kluczbork | 607.44 mi (977.58 km) |
