| Idar-Oberstein to Lichtenfels | 168.02 mi (270.40 km) |
| Idar-Oberstein to Lichtenstein | 245.84 mi (395.63 km) |
| Idar-Oberstein to Lienen | 170.66 mi (274.66 km) |
| Idar-Oberstein to Limbach-Oberfrohna | 252.87 mi (406.95 km) |
| Idar-Oberstein to Limburg | 57.21 mi (92.07 km) |
| Idar-Oberstein to Limburgerhof | 52.31 mi (84.18 km) |
| Idar-Oberstein to Lindau | 184.65 mi (297.17 km) |
| Idar-Oberstein to Lindenberg im Allgau | 187.65 mi (302.00 km) |
| Idar-Oberstein to Lindlar | 90.24 mi (145.23 km) |
| Idar-Oberstein to Lingen | 194.27 mi (312.65 km) |
| Idar-Oberstein to Linkenheim-Hochstetten | 63.77 mi (102.62 km) |
| Idar-Oberstein to Linnich | 98.96 mi (159.26 km) |
| Idar-Oberstein to Lippstadt | 142.51 mi (229.36 km) |
| Idar-Oberstein to Lobau | 337.48 mi (543.12 km) |
| Idar-Oberstein to Lohfelden | 145.85 mi (234.73 km) |
