| Gahanna to Imatra | 4,470.05 mi (7,193.84 km) |
| Gahanna to Jakobstad | 4,212.72 mi (6,779.72 km) |
| Gahanna to Jamsa | 4,347.15 mi (6,996.06 km) |
| Gahanna to Janakkala | 4,370.50 mi (7,033.64 km) |
| Gahanna to Jarvenpaa | 4,400.35 mi (7,081.68 km) |
| Gahanna to Joensuu | 4,434.74 mi (7,137.03 km) |
| Gahanna to Joutseno | 4,465.64 mi (7,186.75 km) |
| Gahanna to Jyvaskyla | 4,346.95 mi (6,995.74 km) |
| Gahanna to Jyvaskylan Maalaiskunta | 4,345.06 mi (6,992.70 km) |
| Gahanna to Kaarina | 4,326.90 mi (6,963.47 km) |
| Gahanna to Kajaani | 4,316.64 mi (6,946.96 km) |
| Gahanna to Kalajoki | 4,222.12 mi (6,794.85 km) |
| Gahanna to Kangasala | 4,332.92 mi (6,973.17 km) |
| Gahanna to Kankaanpaa | 4,274.58 mi (6,879.28 km) |
| Gahanna to Karhula | 4,449.25 mi (7,160.38 km) |
