| Middelkerke to Krotoszyn | 629.37 mi (1,012.88 km) |
| Middelkerke to Kruszwica | 667.43 mi (1,074.13 km) |
| Middelkerke to Krynica | 807.64 mi (1,299.76 km) |
| Middelkerke to Krzeszowice | 738.41 mi (1,188.35 km) |
| Middelkerke to Kudowa-Zdroj | 587.34 mi (945.24 km) |
| Middelkerke to Kutno | 710.59 mi (1,143.59 km) |
| Middelkerke to Kwidzyn | 699.12 mi (1,125.13 km) |
| Middelkerke to Lancut | 851.95 mi (1,371.08 km) |
| Middelkerke to Lapy | 858.01 mi (1,380.83 km) |
| Middelkerke to Lask | 702.52 mi (1,130.60 km) |
| Middelkerke to Laziska Gorne | 704.25 mi (1,133.38 km) |
| Middelkerke to Lebork | 663.17 mi (1,067.27 km) |
| Middelkerke to Leczna | 865.19 mi (1,392.39 km) |
| Middelkerke to Leczyca | 703.78 mi (1,132.62 km) |
| Middelkerke to Legionowo | 774.47 mi (1,246.39 km) |
