| Porvoo to Hizan | 1,696.38 mi (2,730.06 km) |
| Porvoo to Hopa | 1,473.00 mi (2,370.57 km) |
| Porvoo to Huyuk | 1,572.12 mi (2,530.08 km) |
| Porvoo to Idil | 1,744.31 mi (2,807.19 km) |
| Porvoo to Igdir | 1,619.28 mi (2,605.98 km) |
| Porvoo to Ihsaniye | 1,490.18 mi (2,398.22 km) |
| Porvoo to Ilic | 1,550.00 mi (2,494.48 km) |
| Porvoo to Ilica | 1,560.43 mi (2,511.28 km) |
| Porvoo to Incesu | 1,560.07 mi (2,510.70 km) |
| Porvoo to Incirliova | 1,559.94 mi (2,510.49 km) |
| Porvoo to Inebolu | 1,317.78 mi (2,120.76 km) |
| Porvoo to Inegol | 1,413.22 mi (2,274.36 km) |
| Porvoo to Ipsala | 1,345.78 mi (2,165.83 km) |
| Porvoo to Iskenderun | 1,709.28 mi (2,750.82 km) |
| Porvoo to Islahiye | 1,685.16 mi (2,712.00 km) |
