| Gahanna to Horwich | 3,700.61 mi (5,955.56 km) |
| Gahanna to Houghton le Spring | 3,711.54 mi (5,973.15 km) |
| Gahanna to Houghton Regis | 3,821.69 mi (6,150.41 km) |
| Gahanna to Hounslow | 3,839.31 mi (6,178.77 km) |
| Gahanna to Hove | 3,864.48 mi (6,219.28 km) |
| Gahanna to Hoyland Nether | 3,745.13 mi (6,027.20 km) |
| Gahanna to Hucclecote | 3,757.69 mi (6,047.42 km) |
| Gahanna to Huddersfield | 3,728.52 mi (6,000.47 km) |
| Gahanna to Huntingdon | 3,824.02 mi (6,154.17 km) |
| Gahanna to Huntington | 3,748.08 mi (6,031.95 km) |
| Gahanna to Huyton | 3,693.34 mi (5,943.86 km) |
| Gahanna to Hwlffordd | 3,647.53 mi (5,870.13 km) |
| Gahanna to Hyde | 3,721.73 mi (5,989.54 km) |
| Gahanna to Hythe | 3,814.50 mi (6,138.84 km) |
| Gahanna to Hythe | 3,908.04 mi (6,289.38 km) |
