| Merthyr Tudful to Lichtenau | 524.87 mi (844.69 km) |
| Merthyr Tudful to Lichtenfels | 636.15 mi (1,023.78 km) |
| Merthyr Tudful to Lichtenstein | 694.31 mi (1,117.38 km) |
| Merthyr Tudful to Lienen | 483.79 mi (778.59 km) |
| Merthyr Tudful to Limbach-Oberfrohna | 697.85 mi (1,123.07 km) |
| Merthyr Tudful to Limburg | 505.20 mi (813.05 km) |
| Merthyr Tudful to Limburgerhof | 539.99 mi (869.03 km) |
| Merthyr Tudful to Lindau | 651.10 mi (1,047.84 km) |
| Merthyr Tudful to Lindenberg im Allgau | 657.83 mi (1,058.68 km) |
| Merthyr Tudful to Lindlar | 466.35 mi (750.52 km) |
| Merthyr Tudful to Lingen | 456.61 mi (734.84 km) |
| Merthyr Tudful to Linkenheim-Hochstetten | 548.65 mi (882.96 km) |
| Merthyr Tudful to Linnich | 419.17 mi (674.58 km) |
| Merthyr Tudful to Lippstadt | 501.66 mi (807.34 km) |
| Merthyr Tudful to Lobau | 776.82 mi (1,250.16 km) |
