| Difficult Run to Muro del Alcoy | 4,003.70 mi (6,443.33 km) |
| Difficult Run to Naron | 3,505.01 mi (5,640.77 km) |
| Difficult Run to Navalcarnero | 3,786.91 mi (6,094.44 km) |
| Difficult Run to Navalmoral de la Mata | 3,724.03 mi (5,993.25 km) |
| Difficult Run to Nerja | 3,898.01 mi (6,273.23 km) |
| Difficult Run to Nigran | 3,507.76 mi (5,645.19 km) |
| Difficult Run to Nijar | 3,974.14 mi (6,395.76 km) |
| Difficult Run to Novelda | 3,999.89 mi (6,437.20 km) |
| Difficult Run to Noya | 3,488.53 mi (5,614.24 km) |
| Difficult Run to Nules | 3,984.50 mi (6,412.43 km) |
| Difficult Run to Ocana | 3,821.14 mi (6,149.53 km) |
| Difficult Run to Ogijares | 3,900.47 mi (6,277.19 km) |
| Difficult Run to Oleiros | 3,502.29 mi (5,636.39 km) |
| Difficult Run to Olesa de Montserrat | 4,029.35 mi (6,484.62 km) |
| Difficult Run to Oliva | 4,014.53 mi (6,460.77 km) |
