| Herdecke to Hizan | 1,916.58 mi (3,084.43 km) |
| Herdecke to Hopa | 1,741.19 mi (2,802.17 km) |
| Herdecke to Huyuk | 1,495.59 mi (2,406.92 km) |
| Herdecke to Idil | 1,934.14 mi (3,112.70 km) |
| Herdecke to Igdir | 1,912.17 mi (3,077.34 km) |
| Herdecke to Ihsaniye | 1,397.59 mi (2,249.20 km) |
| Herdecke to Ilic | 1,702.20 mi (2,739.43 km) |
| Herdecke to Ilica | 1,786.98 mi (2,875.87 km) |
| Herdecke to Incesu | 1,602.62 mi (2,579.16 km) |
| Herdecke to Incirliova | 1,359.40 mi (2,187.75 km) |
| Herdecke to Inebolu | 1,396.87 mi (2,248.04 km) |
| Herdecke to Inegol | 1,312.39 mi (2,112.08 km) |
| Herdecke to Ipsala | 1,154.46 mi (1,857.93 km) |
| Herdecke to Iskenderun | 1,738.97 mi (2,798.61 km) |
| Herdecke to Islahiye | 1,735.91 mi (2,793.67 km) |
