| Gahanna to Glyka Nera | 5,330.83 mi (8,579.14 km) |
| Gahanna to Grevena | 5,138.16 mi (8,269.08 km) |
| Gahanna to Ialysos | 5,578.98 mi (8,978.49 km) |
| Gahanna to Ilion | 5,322.86 mi (8,566.32 km) |
| Gahanna to Ilioupoli | 5,329.46 mi (8,576.93 km) |
| Gahanna to Ioannina | 5,133.14 mi (8,260.99 km) |
| Gahanna to Irakleio | 5,505.97 mi (8,861.00 km) |
| Gahanna to Irakleio | 5,324.83 mi (8,569.49 km) |
| Gahanna to Kaisariani | 5,328.21 mi (8,574.92 km) |
| Gahanna to Kalamaria | 5,177.56 mi (8,332.47 km) |
| Gahanna to Kalamata | 5,301.96 mi (8,532.68 km) |
| Gahanna to Kallithea | 5,326.65 mi (8,572.41 km) |
| Gahanna to Kalymnos | 5,504.83 mi (8,859.18 km) |
| Gahanna to Kalyvia Thorikou | 5,340.85 mi (8,595.26 km) |
| Gahanna to Kamatero | 5,322.15 mi (8,565.18 km) |
