| Gahanna to Halstenbek | 4,161.71 mi (6,697.62 km) |
| Gahanna to Halver | 4,153.25 mi (6,684.01 km) |
| Gahanna to Hambuhren | 4,200.01 mi (6,759.27 km) |
| Gahanna to Hamburg | 4,170.32 mi (6,711.48 km) |
| Gahanna to Hameln | 4,194.92 mi (6,751.07 km) |
| Gahanna to Hamm | 4,150.38 mi (6,679.39 km) |
| Gahanna to Hammelburg | 4,282.20 mi (6,891.53 km) |
| Gahanna to Hamminkeln | 4,102.29 mi (6,601.99 km) |
| Gahanna to Hanau | 4,243.80 mi (6,829.74 km) |
| Gahanna to Handewitt | 4,106.62 mi (6,608.97 km) |
| Gahanna to Hannover | 4,199.05 mi (6,757.72 km) |
| Gahanna to Hannoversch Munden | 4,228.37 mi (6,804.90 km) |
| Gahanna to Haren | 4,093.33 mi (6,587.58 km) |
| Gahanna to Harrislee | 4,107.77 mi (6,610.82 km) |
| Gahanna to Harsefeld | 4,155.48 mi (6,687.60 km) |
