| Gahanna to Haram | 3,782.94 mi (6,088.05 km) |
| Gahanna to Harstad | 3,892.35 mi (6,264.13 km) |
| Gahanna to Haugesund | 3,835.12 mi (6,172.04 km) |
| Gahanna to Helleland | 3,863.82 mi (6,218.21 km) |
| Gahanna to Heum | 4,000.25 mi (6,437.78 km) |
| Gahanna to Honefoss | 3,974.88 mi (6,396.95 km) |
| Gahanna to Horten | 4,001.05 mi (6,439.07 km) |
| Gahanna to Kaldsletta | 3,917.41 mi (6,304.47 km) |
| Gahanna to Kirkenes | 4,145.62 mi (6,671.73 km) |
| Gahanna to Kleppe | 3,862.33 mi (6,215.81 km) |
| Gahanna to Kongsberg | 3,968.99 mi (6,387.47 km) |
| Gahanna to Kongsvinger | 4,026.77 mi (6,480.46 km) |
| Gahanna to Kopervik | 3,839.51 mi (6,179.09 km) |
| Gahanna to Kosvik | 3,961.46 mi (6,375.35 km) |
| Gahanna to Kragero | 3,982.03 mi (6,408.45 km) |
