| Hackensack to Jozefow | 4,263.15 mi (6,860.88 km) |
| Hackensack to Kalisz | 4,160.40 mi (6,695.52 km) |
| Hackensack to Kamien Pomorski | 3,967.01 mi (6,384.29 km) |
| Hackensack to Kamienna Gora | 4,115.85 mi (6,623.83 km) |
| Hackensack to Karczew | 4,265.55 mi (6,864.74 km) |
| Hackensack to Kartuzy | 4,078.84 mi (6,564.25 km) |
| Hackensack to Katowice | 4,247.33 mi (6,835.41 km) |
| Hackensack to Kedzierzyn-Kozle | 4,213.35 mi (6,780.74 km) |
| Hackensack to Kepno | 4,172.96 mi (6,715.73 km) |
| Hackensack to Ketrzyn | 4,199.43 mi (6,758.33 km) |
| Hackensack to Kety | 4,267.95 mi (6,868.60 km) |
| Hackensack to Kielce | 4,286.37 mi (6,898.25 km) |
| Hackensack to Kielczow | 4,147.47 mi (6,674.71 km) |
| Hackensack to Klobuck | 4,221.32 mi (6,793.56 km) |
| Hackensack to Klodzko | 4,151.23 mi (6,680.76 km) |
