| Forbach to Kalisz | 522.00 mi (840.08 km) |
| Forbach to Kamien Pomorski | 472.06 mi (759.70 km) |
| Forbach to Kamienna Gora | 420.10 mi (676.09 km) |
| Forbach to Karczew | 658.56 mi (1,059.85 km) |
| Forbach to Kartuzy | 598.68 mi (963.49 km) |
| Forbach to Katowice | 545.63 mi (878.11 km) |
| Forbach to Kedzierzyn-Kozle | 510.07 mi (820.88 km) |
| Forbach to Kepno | 510.14 mi (821.00 km) |
| Forbach to Ketrzyn | 705.29 mi (1,135.05 km) |
| Forbach to Kety | 553.72 mi (891.12 km) |
| Forbach to Kielce | 619.57 mi (997.10 km) |
| Forbach to Kielczow | 474.00 mi (762.83 km) |
| Forbach to Klobuck | 546.33 mi (879.24 km) |
| Forbach to Klodzko | 442.78 mi (712.58 km) |
| Forbach to Kluczbork | 516.20 mi (830.74 km) |
