| Castaic to Muro del Alcoy | 6,016.50 mi (9,682.63 km) |
| Castaic to Naron | 5,497.81 mi (8,847.87 km) |
| Castaic to Navalcarnero | 5,805.47 mi (9,343.00 km) |
| Castaic to Navalmoral de la Mata | 5,761.67 mi (9,272.51 km) |
| Castaic to Nerja | 5,972.16 mi (9,611.27 km) |
| Castaic to Nigran | 5,531.82 mi (8,902.61 km) |
| Castaic to Nijar | 6,031.14 mi (9,706.17 km) |
| Castaic to Novelda | 6,022.12 mi (9,691.67 km) |
| Castaic to Noya | 5,501.42 mi (8,853.67 km) |
| Castaic to Nules | 5,976.67 mi (9,618.52 km) |
| Castaic to Ocana | 5,840.94 mi (9,400.08 km) |
| Castaic to Ogijares | 5,966.79 mi (9,602.61 km) |
| Castaic to Oleiros | 5,500.51 mi (8,852.22 km) |
| Castaic to Olesa de Montserrat | 5,972.36 mi (9,611.59 km) |
| Castaic to Oliva | 6,022.18 mi (9,691.76 km) |
