| Backnang to Kalisz | 427.56 mi (688.10 km) |
| Backnang to Kamien Pomorski | 416.11 mi (669.66 km) |
| Backnang to Kamienna Gora | 320.14 mi (515.21 km) |
| Backnang to Karczew | 561.87 mi (904.24 km) |
| Backnang to Kartuzy | 528.35 mi (850.30 km) |
| Backnang to Katowice | 438.47 mi (705.65 km) |
| Backnang to Kedzierzyn-Kozle | 403.86 mi (649.94 km) |
| Backnang to Kepno | 411.58 mi (662.38 km) |
| Backnang to Ketrzyn | 623.30 mi (1,003.10 km) |
| Backnang to Kety | 444.39 mi (715.18 km) |
| Backnang to Kielce | 515.39 mi (829.43 km) |
| Backnang to Kielczow | 375.48 mi (604.28 km) |
| Backnang to Klobuck | 443.65 mi (713.98 km) |
| Backnang to Klodzko | 338.49 mi (544.75 km) |
| Backnang to Kluczbork | 414.77 mi (667.51 km) |
