| Portici to Mutki | 1,471.31 mi (2,367.84 km) |
| Portici to Nallihan | 893.32 mi (1,437.65 km) |
| Portici to Narlica | 1,220.57 mi (1,964.31 km) |
| Portici to Nazilli | 772.33 mi (1,242.94 km) |
| Portici to Nevsehir | 1,090.69 mi (1,755.30 km) |
| Portici to Nigde | 1,101.11 mi (1,772.06 km) |
| Portici to Niksar | 1,181.96 mi (1,902.17 km) |
| Portici to Nizip | 1,284.08 mi (2,066.52 km) |
| Portici to Nurhak | 1,244.66 mi (2,003.08 km) |
| Portici to Nusaybin | 1,461.13 mi (2,351.46 km) |
| Portici to Odemis | 747.28 mi (1,202.64 km) |
| Portici to Of | 1,349.22 mi (2,171.35 km) |
| Portici to Oguzeli | 1,270.08 mi (2,044.00 km) |
| Portici to Omerli | 1,440.54 mi (2,318.33 km) |
| Portici to Ondokuzmayis | 1,128.80 mi (1,816.63 km) |
