| Difficult Run to Leinfelden-Echterdingen | 4,131.04 mi (6,648.26 km) |
| Difficult Run to Leingarten | 4,116.19 mi (6,624.37 km) |
| Difficult Run to Leipzig | 4,178.75 mi (6,725.05 km) |
| Difficult Run to Lemgo | 4,024.35 mi (6,476.56 km) |
| Difficult Run to Lengede | 4,073.20 mi (6,555.18 km) |
| Difficult Run to Lengerich | 3,979.63 mi (6,404.59 km) |
| Difficult Run to Lenggries | 4,262.56 mi (6,859.93 km) |
| Difficult Run to Lennestadt | 4,016.69 mi (6,464.23 km) |
| Difficult Run to Leonberg | 4,122.44 mi (6,634.43 km) |
| Difficult Run to Leopoldshohe | 4,016.42 mi (6,463.80 km) |
| Difficult Run to Leuna | 4,165.62 mi (6,703.92 km) |
| Difficult Run to Leutenbach | 4,135.28 mi (6,655.10 km) |
| Difficult Run to Leutkirch im Allgau | 4,193.96 mi (6,749.52 km) |
| Difficult Run to Leverkusen | 3,976.08 mi (6,398.88 km) |
| Difficult Run to Lich | 4,063.79 mi (6,540.04 km) |
