| Difficult Run to Albolote | 3,894.17 mi (6,267.07 km) |
| Difficult Run to Alboraya | 3,985.61 mi (6,414.21 km) |
| Difficult Run to Albox | 3,964.44 mi (6,380.15 km) |
| Difficult Run to Alcala de Guadaira | 3,782.52 mi (6,087.38 km) |
| Difficult Run to Alcala de Henares | 3,812.47 mi (6,135.58 km) |
| Difficult Run to Alcala la Real | 3,874.69 mi (6,235.71 km) |
| Difficult Run to Alcanar | 3,993.50 mi (6,426.92 km) |
| Difficult Run to Alcaniz | 3,949.33 mi (6,355.83 km) |
| Difficult Run to Alcantarilla | 3,991.28 mi (6,423.35 km) |
| Difficult Run to Alcarraz | 3,964.96 mi (6,380.99 km) |
| Difficult Run to Alcaudete | 3,861.63 mi (6,214.69 km) |
| Difficult Run to Alcazar de San Juan | 3,851.19 mi (6,197.88 km) |
| Difficult Run to Alcira | 3,992.35 mi (6,425.06 km) |
| Difficult Run to Alcobendas | 3,798.13 mi (6,112.49 km) |
| Difficult Run to Alcora | 3,975.66 mi (6,398.20 km) |
