| Idar-Oberstein to Lauenburg | 289.60 mi (466.06 km) |
| Idar-Oberstein to Lauf | 178.00 mi (286.46 km) |
| Idar-Oberstein to Laufenburg (Baden) | 152.18 mi (244.91 km) |
| Idar-Oberstein to Lauffen am Neckar | 93.30 mi (150.16 km) |
| Idar-Oberstein to Lauingen | 161.68 mi (260.21 km) |
| Idar-Oberstein to Laupheim | 155.04 mi (249.52 km) |
| Idar-Oberstein to Lauterbach | 112.15 mi (180.49 km) |
| Idar-Oberstein to Lebach | 27.57 mi (44.37 km) |
| Idar-Oberstein to Leer | 243.24 mi (391.46 km) |
| Idar-Oberstein to Lehre | 231.58 mi (372.69 km) |
| Idar-Oberstein to Lehrte | 216.64 mi (348.66 km) |
| Idar-Oberstein to Leichlingen | 97.97 mi (157.67 km) |
| Idar-Oberstein to Leimen | 66.70 mi (107.34 km) |
| Idar-Oberstein to Leinefelde | 175.84 mi (282.98 km) |
| Idar-Oberstein to Leinfelden-Echterdingen | 108.51 mi (174.63 km) |
