| Didymoteicho to Hizan | 871.32 mi (1,402.26 km) |
| Didymoteicho to Hopa | 772.64 mi (1,243.44 km) |
| Didymoteicho to Huyuk | 358.51 mi (576.96 km) |
| Didymoteicho to Idil | 866.50 mi (1,394.50 km) |
| Didymoteicho to Igdir | 923.59 mi (1,486.37 km) |
| Didymoteicho to Ihsaniye | 261.40 mi (420.69 km) |
| Didymoteicho to Ilic | 647.53 mi (1,042.10 km) |
| Didymoteicho to Ilica | 770.84 mi (1,240.55 km) |
| Didymoteicho to Incesu | 496.60 mi (799.20 km) |
| Didymoteicho to Incirliova | 250.12 mi (402.54 km) |
| Didymoteicho to Inebolu | 377.15 mi (606.96 km) |
| Didymoteicho to Inegol | 180.36 mi (290.26 km) |
| Didymoteicho to Ipsala | 30.22 mi (48.64 km) |
| Didymoteicho to Iskenderun | 614.34 mi (988.69 km) |
| Didymoteicho to Islahiye | 618.98 mi (996.15 km) |
