| Romanshorn to Lichtenau | 279.70 mi (450.13 km) |
| Romanshorn to Lichtenfels | 193.22 mi (310.96 km) |
| Romanshorn to Lichtenstein | 265.59 mi (427.42 km) |
| Romanshorn to Lienen | 322.54 mi (519.08 km) |
| Romanshorn to Limbach-Oberfrohna | 274.79 mi (442.24 km) |
| Romanshorn to Limburg | 203.41 mi (327.36 km) |
| Romanshorn to Limburgerhof | 135.80 mi (218.55 km) |
| Romanshorn to Lindau | 15.29 mi (24.61 km) |
| Romanshorn to Lindenberg im Allgau | 25.46 mi (40.97 km) |
| Romanshorn to Lindlar | 254.60 mi (409.74 km) |
| Romanshorn to Lingen | 354.31 mi (570.21 km) |
| Romanshorn to Linkenheim-Hochstetten | 116.38 mi (187.30 km) |
| Romanshorn to Linnich | 273.94 mi (440.86 km) |
| Romanshorn to Lippstadt | 287.05 mi (461.97 km) |
| Romanshorn to Lobau | 341.44 mi (549.49 km) |
