| Grand Forks to Kluczbork | 4,605.06 mi (7,411.12 km) |
| Grand Forks to Knurow | 4,658.44 mi (7,497.03 km) |
| Grand Forks to Kobylka | 4,617.50 mi (7,431.15 km) |
| Grand Forks to Kokoszki | 4,438.86 mi (7,143.66 km) |
| Grand Forks to Kolbuszowa | 4,744.15 mi (7,634.98 km) |
| Grand Forks to Kolno | 4,579.99 mi (7,370.78 km) |
| Grand Forks to Kolo | 4,553.76 mi (7,328.57 km) |
| Grand Forks to Kolobrzeg | 4,367.62 mi (7,029.00 km) |
| Grand Forks to Koluszki | 4,609.80 mi (7,418.76 km) |
| Grand Forks to Komorniki | 4,495.62 mi (7,235.00 km) |
| Grand Forks to Konin | 4,542.61 mi (7,310.62 km) |
| Grand Forks to Konskie | 4,655.95 mi (7,493.02 km) |
| Grand Forks to Konstancin-Jeziorna | 4,628.49 mi (7,448.83 km) |
| Grand Forks to Konstantynow Lodzki | 4,596.78 mi (7,397.79 km) |
| Grand Forks to Koronowo | 4,476.72 mi (7,204.59 km) |
