| River Forest to Kirchlengern | 4,252.79 mi (6,844.21 km) |
| River Forest to Kirchlinteln | 4,249.21 mi (6,838.44 km) |
| River Forest to Kirchseeon | 4,533.11 mi (7,295.34 km) |
| River Forest to Kirchzarten | 4,388.80 mi (7,063.09 km) |
| River Forest to Kirkel | 4,311.11 mi (6,938.06 km) |
| River Forest to Kissing | 4,490.26 mi (7,226.37 km) |
| River Forest to Kisslegg | 4,469.41 mi (7,192.83 km) |
| River Forest to Kitzingen | 4,402.91 mi (7,085.81 km) |
| River Forest to Kleinblittersdorf | 4,308.46 mi (6,933.80 km) |
| River Forest to Kleve | 4,177.95 mi (6,723.77 km) |
| River Forest to Klipphausen | 4,469.64 mi (7,193.20 km) |
| River Forest to Klotze | 4,325.53 mi (6,961.27 km) |
| River Forest to Koblenz | 4,284.14 mi (6,894.66 km) |
| River Forest to Kolbermoor | 4,548.99 mi (7,320.89 km) |
| River Forest to Kolkwitz | 4,467.17 mi (7,189.22 km) |
