| Sumner to Hisarcik | 6,209.31 mi (9,992.92 km) |
| Sumner to Hizan | 6,457.72 mi (10,392.70 km) |
| Sumner to Hopa | 6,232.94 mi (10,030.95 km) |
| Sumner to Huyuk | 6,334.34 mi (10,194.13 km) |
| Sumner to Idil | 6,512.48 mi (10,480.82 km) |
| Sumner to Igdir | 6,357.12 mi (10,230.79 km) |
| Sumner to Ihsaniye | 6,243.70 mi (10,048.26 km) |
| Sumner to Ilic | 6,332.68 mi (10,191.46 km) |
| Sumner to Ilica | 6,327.69 mi (10,183.44 km) |
| Sumner to Incesu | 6,344.47 mi (10,210.43 km) |
| Sumner to Incirliova | 6,273.15 mi (10,095.65 km) |
| Sumner to Inebolu | 6,101.20 mi (9,818.93 km) |
| Sumner to Inegol | 6,159.76 mi (9,913.17 km) |
| Sumner to Ipsala | 6,049.55 mi (9,735.81 km) |
| Sumner to Iskenderun | 6,494.49 mi (10,451.86 km) |
