| Idar-Oberstein to Kucukkuyu | 1,174.88 mi (1,890.78 km) |
| Idar-Oberstein to Kulp | 1,822.48 mi (2,933.00 km) |
| Idar-Oberstein to Kulu | 1,457.82 mi (2,346.13 km) |
| Idar-Oberstein to Kumcati | 1,922.05 mi (3,093.24 km) |
| Idar-Oberstein to Kursunlu | 1,392.86 mi (2,241.59 km) |
| Idar-Oberstein to Kurtalan | 1,876.19 mi (3,019.43 km) |
| Idar-Oberstein to Kusadasi | 1,281.56 mi (2,062.47 km) |
| Idar-Oberstein to Kutahya | 1,315.37 mi (2,116.88 km) |
| Idar-Oberstein to Kuzuculu | 1,687.25 mi (2,715.37 km) |
| Idar-Oberstein to Lapseki | 1,140.79 mi (1,835.92 km) |
| Idar-Oberstein to Lice | 1,808.82 mi (2,911.01 km) |
| Idar-Oberstein to Luleburgaz | 1,121.57 mi (1,804.99 km) |
| Idar-Oberstein to Macka | 1,670.98 mi (2,689.17 km) |
| Idar-Oberstein to Malatya | 1,712.01 mi (2,755.22 km) |
| Idar-Oberstein to Malkara | 1,125.13 mi (1,810.73 km) |
