| Potomac to Herzberg | 4,189.72 mi (6,742.70 km) |
| Potomac to Herzberg am Harz | 4,079.16 mi (6,564.77 km) |
| Potomac to Herzogenaurach | 4,163.41 mi (6,700.35 km) |
| Potomac to Herzogenrath | 3,933.97 mi (6,331.11 km) |
| Potomac to Hessisch Lichtenau | 4,068.19 mi (6,547.11 km) |
| Potomac to Hessisch Oldendorf | 4,022.21 mi (6,473.13 km) |
| Potomac to Hettstedt | 4,124.72 mi (6,638.09 km) |
| Potomac to Heubach | 4,149.16 mi (6,677.43 km) |
| Potomac to Heusenstamm | 4,065.41 mi (6,542.64 km) |
| Potomac to Heusweiler | 4,010.06 mi (6,453.57 km) |
| Potomac to Hiddenhausen | 3,997.69 mi (6,433.66 km) |
| Potomac to Hilchenbach | 4,010.55 mi (6,454.36 km) |
| Potomac to Hildburghausen | 4,132.22 mi (6,650.17 km) |
| Potomac to Hilden | 3,959.25 mi (6,371.79 km) |
| Potomac to Hildesheim | 4,049.71 mi (6,517.38 km) |
