| Donegal to Lichtenau | 733.35 mi (1,180.22 km) |
| Donegal to Lichtenfels | 862.08 mi (1,387.39 km) |
| Donegal to Lichtenstein | 905.28 mi (1,456.91 km) |
| Donegal to Lienen | 683.17 mi (1,099.46 km) |
| Donegal to Limbach-Oberfrohna | 906.73 mi (1,459.23 km) |
| Donegal to Limburg | 739.19 mi (1,189.61 km) |
| Donegal to Limburgerhof | 786.41 mi (1,265.60 km) |
| Donegal to Lindau | 911.06 mi (1,466.21 km) |
| Donegal to Lindenberg im Allgau | 916.56 mi (1,475.05 km) |
| Donegal to Lindlar | 692.00 mi (1,113.67 km) |
| Donegal to Lingen | 648.41 mi (1,043.51 km) |
| Donegal to Linkenheim-Hochstetten | 798.59 mi (1,285.20 km) |
| Donegal to Linnich | 650.36 mi (1,046.66 km) |
| Donegal to Lippstadt | 710.53 mi (1,143.49 km) |
| Donegal to Lobau | 976.38 mi (1,571.33 km) |
