| Difficult Run to Los Llanos de Aridane | 3,426.32 mi (5,514.13 km) |
| Difficult Run to Los Palacios y Villafranca | 3,783.90 mi (6,089.59 km) |
| Difficult Run to Luanco | 3,614.16 mi (5,816.43 km) |
| Difficult Run to Lucena | 3,848.23 mi (6,193.13 km) |
| Difficult Run to Lugo | 3,546.12 mi (5,706.92 km) |
| Difficult Run to Lumbreras | 3,974.82 mi (6,396.86 km) |
| Difficult Run to Madrid | 3,798.07 mi (6,112.40 km) |
| Difficult Run to Madridejos | 3,833.55 mi (6,169.51 km) |
| Difficult Run to Mahon | 4,191.87 mi (6,746.16 km) |
| Difficult Run to Mairena del Alcor | 3,787.33 mi (6,095.11 km) |
| Difficult Run to Mairena del Aljarafe | 3,771.76 mi (6,070.06 km) |
| Difficult Run to Majadahonda | 3,788.38 mi (6,096.82 km) |
| Difficult Run to Malaga | 3,872.00 mi (6,231.38 km) |
| Difficult Run to Malgrat de Mar | 4,065.61 mi (6,542.97 km) |
| Difficult Run to Manacor | 4,152.58 mi (6,682.93 km) |
