| Gahanna to Herzberg | 4,352.11 mi (7,004.04 km) |
| Gahanna to Herzberg am Harz | 4,246.10 mi (6,833.44 km) |
| Gahanna to Herzogenaurach | 4,339.04 mi (6,983.01 km) |
| Gahanna to Herzogenrath | 4,110.78 mi (6,615.65 km) |
| Gahanna to Hessisch Lichtenau | 4,238.20 mi (6,820.72 km) |
| Gahanna to Hessisch Oldendorf | 4,188.37 mi (6,740.53 km) |
| Gahanna to Hettstedt | 4,290.03 mi (6,904.13 km) |
| Gahanna to Heubach | 4,329.75 mi (6,968.06 km) |
| Gahanna to Heusenstamm | 4,242.09 mi (6,826.98 km) |
| Gahanna to Heusweiler | 4,192.78 mi (6,747.62 km) |
| Gahanna to Hiddenhausen | 4,164.76 mi (6,702.53 km) |
| Gahanna to Hilchenbach | 4,183.87 mi (6,733.29 km) |
| Gahanna to Hildburghausen | 4,304.26 mi (6,927.03 km) |
| Gahanna to Hilden | 4,133.43 mi (6,652.12 km) |
| Gahanna to Hildesheim | 4,214.93 mi (6,783.27 km) |
