| Box Elder to Kluczbork | 4,987.26 mi (8,026.23 km) |
| Box Elder to Knurow | 5,041.02 mi (8,112.75 km) |
| Box Elder to Kobylka | 4,996.14 mi (8,040.51 km) |
| Box Elder to Kokoszki | 4,817.37 mi (7,752.81 km) |
| Box Elder to Kolbuszowa | 5,124.48 mi (8,247.05 km) |
| Box Elder to Kolno | 4,956.80 mi (7,977.20 km) |
| Box Elder to Kolo | 4,934.50 mi (7,941.31 km) |
| Box Elder to Kolobrzeg | 4,748.42 mi (7,641.85 km) |
| Box Elder to Koluszki | 4,990.14 mi (8,030.86 km) |
| Box Elder to Komorniki | 4,877.62 mi (7,849.78 km) |
| Box Elder to Konin | 4,923.59 mi (7,923.76 km) |
| Box Elder to Konskie | 5,036.37 mi (8,105.26 km) |
| Box Elder to Konstancin-Jeziorna | 5,007.46 mi (8,058.73 km) |
| Box Elder to Konstantynow Lodzki | 4,977.46 mi (8,010.45 km) |
| Box Elder to Koronowo | 4,856.81 mi (7,816.27 km) |
