| Idar-Oberstein to Kelsterbach | 59.38 mi (95.56 km) |
| Idar-Oberstein to Kemberg | 273.01 mi (439.37 km) |
| Idar-Oberstein to Kempen | 120.85 mi (194.50 km) |
| Idar-Oberstein to Kempten | 193.42 mi (311.28 km) |
| Idar-Oberstein to Kenzingen | 107.01 mi (172.22 km) |
| Idar-Oberstein to Kerpen | 84.68 mi (136.28 km) |
| Idar-Oberstein to Ketsch | 59.71 mi (96.09 km) |
| Idar-Oberstein to Kevelaer | 137.46 mi (221.22 km) |
| Idar-Oberstein to Kiel | 340.49 mi (547.97 km) |
| Idar-Oberstein to Kierspe | 98.88 mi (159.13 km) |
| Idar-Oberstein to Kirchhain | 104.15 mi (167.62 km) |
| Idar-Oberstein to Kirchheim bei Munchen | 227.74 mi (366.51 km) |
| Idar-Oberstein to Kirchheim unter Teck | 121.32 mi (195.24 km) |
| Idar-Oberstein to Kirchhundem | 101.76 mi (163.77 km) |
| Idar-Oberstein to Kirchlengern | 181.28 mi (291.74 km) |
