| Port Huron to Jozefow | 4,449.65 mi (7,161.02 km) |
| Port Huron to Kalisz | 4,358.20 mi (7,013.85 km) |
| Port Huron to Kamien Pomorski | 4,157.76 mi (6,691.27 km) |
| Port Huron to Kamienna Gora | 4,325.85 mi (6,961.78 km) |
| Port Huron to Karczew | 4,452.34 mi (7,165.34 km) |
| Port Huron to Kartuzy | 4,258.34 mi (6,853.14 km) |
| Port Huron to Katowice | 4,452.50 mi (7,165.61 km) |
| Port Huron to Kedzierzyn-Kozle | 4,420.29 mi (7,113.77 km) |
| Port Huron to Kepno | 4,374.24 mi (7,039.66 km) |
| Port Huron to Ketrzyn | 4,372.27 mi (7,036.49 km) |
| Port Huron to Kety | 4,474.96 mi (7,201.75 km) |
| Port Huron to Kielce | 4,482.93 mi (7,214.58 km) |
| Port Huron to Kielczow | 4,351.92 mi (7,003.75 km) |
| Port Huron to Klobuck | 4,422.43 mi (7,117.21 km) |
| Port Huron to Klodzko | 4,361.92 mi (7,019.83 km) |
