| River Forest to Kelkheim (Taunus) | 4,324.03 mi (6,958.85 km) |
| River Forest to Kelsterbach | 4,329.94 mi (6,968.36 km) |
| River Forest to Kemberg | 4,409.92 mi (7,097.08 km) |
| River Forest to Kempen | 4,203.53 mi (6,764.92 km) |
| River Forest to Kempten | 4,488.05 mi (7,222.82 km) |
| River Forest to Kenzingen | 4,373.15 mi (7,037.90 km) |
| River Forest to Kerpen | 4,231.78 mi (6,810.39 km) |
| River Forest to Ketsch | 4,356.76 mi (7,011.52 km) |
| River Forest to Kevelaer | 4,189.43 mi (6,742.24 km) |
| River Forest to Kiel | 4,225.90 mi (6,800.92 km) |
| River Forest to Kierspe | 4,254.08 mi (6,846.28 km) |
| River Forest to Kirchhain | 4,315.24 mi (6,944.70 km) |
| River Forest to Kirchheim bei Munchen | 4,524.03 mi (7,280.72 km) |
| River Forest to Kirchheim unter Teck | 4,419.05 mi (7,111.78 km) |
| River Forest to Kirchhundem | 4,274.17 mi (6,878.61 km) |
