| Bad Nenndorf to Kalisz | 371.68 mi (598.16 km) |
| Bad Nenndorf to Kamien Pomorski | 250.27 mi (402.77 km) |
| Bad Nenndorf to Kamienna Gora | 305.20 mi (491.18 km) |
| Bad Nenndorf to Karczew | 502.35 mi (808.46 km) |
| Bad Nenndorf to Kartuzy | 388.89 mi (625.86 km) |
| Bad Nenndorf to Katowice | 439.83 mi (707.84 km) |
| Bad Nenndorf to Kedzierzyn-Kozle | 404.40 mi (650.82 km) |
| Bad Nenndorf to Kepno | 374.48 mi (602.66 km) |
| Bad Nenndorf to Ketrzyn | 510.50 mi (821.57 km) |
| Bad Nenndorf to Kety | 458.24 mi (737.47 km) |
| Bad Nenndorf to Kielce | 492.88 mi (793.21 km) |
| Bad Nenndorf to Kielczow | 343.61 mi (552.99 km) |
| Bad Nenndorf to Klobuck | 421.06 mi (677.63 km) |
| Bad Nenndorf to Klodzko | 339.82 mi (546.88 km) |
| Bad Nenndorf to Kluczbork | 389.90 mi (627.49 km) |
