| Porvoo to Naron | 1,816.77 mi (2,923.81 km) |
| Porvoo to Navalcarnero | 1,877.74 mi (3,021.92 km) |
| Porvoo to Navalmoral de la Mata | 1,943.74 mi (3,128.14 km) |
| Porvoo to Nerja | 2,084.34 mi (3,354.42 km) |
| Porvoo to Nigran | 1,914.08 mi (3,080.41 km) |
| Porvoo to Nijar | 2,026.62 mi (3,261.53 km) |
| Porvoo to Novelda | 1,903.23 mi (3,062.96 km) |
| Porvoo to Noya | 1,881.26 mi (3,027.59 km) |
| Porvoo to Nules | 1,798.46 mi (2,894.34 km) |
| Porvoo to Ocana | 1,882.44 mi (3,029.49 km) |
| Porvoo to Ogijares | 2,054.52 mi (3,306.43 km) |
| Porvoo to Oleiros | 1,833.70 mi (2,951.05 km) |
| Porvoo to Olesa de Montserrat | 1,643.96 mi (2,645.69 km) |
| Porvoo to Oliva | 1,854.15 mi (2,983.96 km) |
| Porvoo to Olivares | 2,106.73 mi (3,390.45 km) |
