| Cities | Distance |
|---|---|
| Grefrath to Krotoszyn | 477.15 mi (767.89 km) |
| Grefrath to Kruszwica | 517.60 mi (832.99 km) |
| Grefrath to Krynica | 656.40 mi (1,056.37 km) |
| Grefrath to Krzeszowice | 586.36 mi (943.65 km) |
| Grefrath to Kudowa-Zdroj | 435.55 mi (700.95 km) |
| Grefrath to Kutno | 559.43 mi (900.31 km) |
| Grefrath to Kwidzyn | 553.62 mi (890.96 km) |
| Grefrath to Lancut | 699.58 mi (1,125.86 km) |
| Grefrath to Lapy | 708.70 mi (1,140.54 km) |
| Grefrath to Lask | 550.25 mi (885.53 km) |
| Grefrath to Laziska Gorne | 552.34 mi (888.90 km) |
| Grefrath to Lebork | 523.56 mi (842.59 km) |
| Grefrath to Leczna | 712.84 mi (1,147.21 km) |
| Grefrath to Leczyca | 552.22 mi (888.71 km) |
| Grefrath to Legionowo | 623.69 mi (1,003.73 km) |