| Gahanna to Hebburn | 3,706.77 mi (5,965.46 km) |
| Gahanna to Heckmondwike | 3,731.19 mi (6,004.76 km) |
| Gahanna to Hednesford | 3,743.02 mi (6,023.81 km) |
| Gahanna to Helensburgh | 3,564.37 mi (5,736.29 km) |
| Gahanna to Hellesdon | 3,870.74 mi (6,229.35 km) |
| Gahanna to Helston | 3,676.32 mi (5,916.46 km) |
| Gahanna to Hemel Hempstead | 3,827.91 mi (6,160.42 km) |
| Gahanna to Hemsworth | 3,745.84 mi (6,028.35 km) |
| Gahanna to Hendon | 3,842.08 mi (6,183.23 km) |
| Gahanna to Henley on Thames | 3,816.53 mi (6,142.11 km) |
| Gahanna to Hereford | 3,731.24 mi (6,004.86 km) |
| Gahanna to Herne Bay | 3,901.45 mi (6,278.77 km) |
| Gahanna to Hersham | 3,840.95 mi (6,181.42 km) |
| Gahanna to Hertford | 3,842.16 mi (6,183.36 km) |
| Gahanna to Hessle | 3,778.01 mi (6,080.13 km) |
