| River Grove to Kluczbork | 4,634.16 mi (7,457.97 km) |
| River Grove to Knurow | 4,683.57 mi (7,537.47 km) |
| River Grove to Kobylka | 4,672.77 mi (7,520.10 km) |
| River Grove to Kokoszki | 4,497.92 mi (7,238.70 km) |
| River Grove to Kolbuszowa | 4,785.65 mi (7,701.76 km) |
| River Grove to Kolno | 4,647.64 mi (7,479.66 km) |
| River Grove to Kolo | 4,595.16 mi (7,395.19 km) |
| River Grove to Kolobrzeg | 4,411.60 mi (7,099.79 km) |
| River Grove to Koluszki | 4,653.27 mi (7,488.71 km) |
| River Grove to Komorniki | 4,528.11 mi (7,287.29 km) |
| River Grove to Konin | 4,582.34 mi (7,374.56 km) |
| River Grove to Konskie | 4,698.04 mi (7,560.77 km) |
| River Grove to Konstancin-Jeziorna | 4,681.31 mi (7,533.84 km) |
| River Grove to Konstantynow Lodzki | 4,637.90 mi (7,463.98 km) |
| River Grove to Koronowo | 4,524.21 mi (7,281.02 km) |
