| Ostringen to Kalisz | 447.23 mi (719.74 km) |
| Ostringen to Kamien Pomorski | 418.53 mi (673.56 km) |
| Ostringen to Kamienna Gora | 342.51 mi (551.21 km) |
| Ostringen to Karczew | 582.96 mi (938.18 km) |
| Ostringen to Kartuzy | 537.16 mi (864.48 km) |
| Ostringen to Katowice | 465.42 mi (749.01 km) |
| Ostringen to Kedzierzyn-Kozle | 430.16 mi (692.27 km) |
| Ostringen to Kepno | 433.41 mi (697.50 km) |
| Ostringen to Ketrzyn | 637.41 mi (1,025.82 km) |
| Ostringen to Kety | 472.80 mi (760.90 km) |
| Ostringen to Kielce | 540.56 mi (869.95 km) |
| Ostringen to Kielczow | 397.19 mi (639.22 km) |
| Ostringen to Klobuck | 467.86 mi (752.94 km) |
| Ostringen to Klodzko | 363.48 mi (584.96 km) |
| Ostringen to Kluczbork | 438.20 mi (705.22 km) |
