| Portici to Hizan | 1,501.08 mi (2,415.75 km) |
| Portici to Hopa | 1,404.55 mi (2,260.41 km) |
| Portici to Huyuk | 940.83 mi (1,514.12 km) |
| Portici to Idil | 1,490.88 mi (2,399.34 km) |
| Portici to Igdir | 1,557.33 mi (2,506.28 km) |
| Portici to Ihsaniye | 859.42 mi (1,383.10 km) |
| Portici to Ilic | 1,278.87 mi (2,058.15 km) |
| Portici to Ilica | 1,404.43 mi (2,260.22 km) |
| Portici to Incesu | 1,115.38 mi (1,795.03 km) |
| Portici to Incirliova | 743.05 mi (1,195.82 km) |
| Portici to Inebolu | 1,007.51 mi (1,621.43 km) |
| Portici to Inegol | 798.17 mi (1,284.53 km) |
| Portici to Ipsala | 628.64 mi (1,011.71 km) |
| Portici to Iskenderun | 1,209.19 mi (1,946.00 km) |
| Portici to Islahiye | 1,223.14 mi (1,968.46 km) |
