| Merthyr Tudful to Lanester | 274.88 mi (442.37 km) |
| Merthyr Tudful to Lannion | 208.03 mi (334.80 km) |
| Merthyr Tudful to Laon | 341.51 mi (549.61 km) |
| Merthyr Tudful to Lattes | 657.93 mi (1,058.84 km) |
| Merthyr Tudful to Launaguet | 600.80 mi (966.89 km) |
| Merthyr Tudful to Laval | 278.82 mi (448.72 km) |
| Merthyr Tudful to Lavaur | 605.63 mi (974.67 km) |
| Merthyr Tudful to Laxou | 470.86 mi (757.78 km) |
| Merthyr Tudful to Le Beausset | 728.45 mi (1,172.33 km) |
| Merthyr Tudful to Le Blanc-Mesnil | 322.09 mi (518.36 km) |
| Merthyr Tudful to Le Bourget | 320.98 mi (516.57 km) |
| Merthyr Tudful to Le Bouscat | 491.98 mi (791.76 km) |
| Merthyr Tudful to Le Cannet | 741.81 mi (1,193.83 km) |
| Merthyr Tudful to Le Chambon-Feugerolles | 561.80 mi (904.13 km) |
| Merthyr Tudful to Le Chesnay | 315.96 mi (508.49 km) |
