| Gahanna to Heist-op-den-Berg | 4,050.32 mi (6,518.36 km) |
| Gahanna to Hemiksem | 4,034.01 mi (6,492.12 km) |
| Gahanna to Herent | 4,053.90 mi (6,524.12 km) |
| Gahanna to Herentals | 4,051.78 mi (6,520.71 km) |
| Gahanna to Herenthout | 4,050.22 mi (6,518.19 km) |
| Gahanna to Herk-de-Stad | 4,072.24 mi (6,553.64 km) |
| Gahanna to Herselt | 4,057.82 mi (6,530.43 km) |
| Gahanna to Herstal | 4,098.96 mi (6,596.63 km) |
| Gahanna to Herve | 4,106.51 mi (6,608.78 km) |
| Gahanna to Herzele | 4,023.87 mi (6,475.79 km) |
| Gahanna to Heule | 3,999.84 mi (6,437.11 km) |
| Gahanna to Heusden | 4,016.24 mi (6,463.51 km) |
| Gahanna to Hoboken | 4,034.16 mi (6,492.35 km) |
| Gahanna to Hoeilaart | 4,050.27 mi (6,518.28 km) |
| Gahanna to Hoeselt | 4,087.36 mi (6,577.97 km) |
