| River Forest to Kluczbork | 4,635.07 mi (7,459.42 km) |
| River Forest to Knurow | 4,684.45 mi (7,538.90 km) |
| River Forest to Kobylka | 4,673.76 mi (7,521.69 km) |
| River Forest to Kokoszki | 4,498.92 mi (7,240.32 km) |
| River Forest to Kolbuszowa | 4,786.58 mi (7,703.26 km) |
| River Forest to Kolno | 4,648.67 mi (7,481.31 km) |
| River Forest to Kolo | 4,596.10 mi (7,396.71 km) |
| River Forest to Kolobrzeg | 4,412.57 mi (7,101.34 km) |
| River Forest to Koluszki | 4,654.22 mi (7,490.24 km) |
| River Forest to Komorniki | 4,529.03 mi (7,288.77 km) |
| River Forest to Konin | 4,583.28 mi (7,376.08 km) |
| River Forest to Konskie | 4,698.98 mi (7,562.29 km) |
| River Forest to Konstancin-Jeziorna | 4,682.29 mi (7,535.41 km) |
| River Forest to Konstantynow Lodzki | 4,638.84 mi (7,465.49 km) |
| River Forest to Koronowo | 4,525.18 mi (7,282.58 km) |
