| Potomac to Guroymak | 5,837.54 mi (9,394.61 km) |
| Potomac to Gurpinar | 5,901.20 mi (9,497.06 km) |
| Potomac to Hadim | 5,541.99 mi (8,918.97 km) |
| Potomac to Hakkari | 5,951.57 mi (9,578.12 km) |
| Potomac to Halfeti | 5,745.97 mi (9,247.24 km) |
| Potomac to Hamidiye | 5,153.29 mi (8,293.42 km) |
| Potomac to Hanimciftligi | 5,708.68 mi (9,187.23 km) |
| Potomac to Harbiye | 5,732.21 mi (9,225.10 km) |
| Potomac to Harran | 5,809.55 mi (9,349.57 km) |
| Potomac to Haskoy | 5,820.00 mi (9,366.39 km) |
| Potomac to Hassa | 5,714.72 mi (9,196.95 km) |
| Potomac to Hatay | 5,729.18 mi (9,220.23 km) |
| Potomac to Havran | 5,205.73 mi (8,377.81 km) |
| Potomac to Havza | 5,482.63 mi (8,823.44 km) |
| Potomac to Haymana | 5,430.85 mi (8,740.10 km) |
