| Heidelberg to Lichtenfels | 114.61 mi (184.44 km) |
| Heidelberg to Lichtenstein | 196.67 mi (316.50 km) |
| Heidelberg to Lienen | 191.35 mi (307.95 km) |
| Heidelberg to Limbach-Oberfrohna | 204.74 mi (329.50 km) |
| Heidelberg to Limburg | 72.78 mi (117.13 km) |
| Heidelberg to Limburgerhof | 14.60 mi (23.50 km) |
| Heidelberg to Lindau | 136.63 mi (219.89 km) |
| Heidelberg to Lindenberg im Allgau | 136.71 mi (220.01 km) |
| Heidelberg to Lindlar | 125.28 mi (201.62 km) |
| Heidelberg to Lingen | 223.02 mi (358.92 km) |
| Heidelberg to Linkenheim-Hochstetten | 24.38 mi (39.23 km) |
| Heidelberg to Linnich | 152.90 mi (246.06 km) |
| Heidelberg to Lippstadt | 156.29 mi (251.53 km) |
| Heidelberg to Lobau | 287.16 mi (462.14 km) |
| Heidelberg to Lohfelden | 133.31 mi (214.54 km) |
