| Neu Isenburg to Koscielisko | 502.43 mi (808.58 km) |
| Neu Isenburg to Koscierzyna | 483.44 mi (778.02 km) |
| Neu Isenburg to Kostrzyn | 402.46 mi (647.70 km) |
| Neu Isenburg to Kostrzyn nad Odra | 311.52 mi (501.35 km) |
| Neu Isenburg to Koszalin | 427.35 mi (687.76 km) |
| Neu Isenburg to Kowary | 318.05 mi (511.85 km) |
| Neu Isenburg to Kozienice | 570.79 mi (918.60 km) |
| Neu Isenburg to Kozuchow | 322.64 mi (519.24 km) |
| Neu Isenburg to Kozy | 464.30 mi (747.23 km) |
| Neu Isenburg to Krakow | 498.02 mi (801.49 km) |
| Neu Isenburg to Krapkowice | 410.08 mi (659.96 km) |
| Neu Isenburg to Krasnik | 596.41 mi (959.83 km) |
| Neu Isenburg to Krasnystaw | 638.51 mi (1,027.59 km) |
| Neu Isenburg to Krosno | 581.00 mi (935.03 km) |
| Neu Isenburg to Krosno Odrzanskie | 309.82 mi (498.61 km) |
