| Gahanna to Koscian | 4,460.58 mi (7,178.61 km) |
| Gahanna to Koscielisko | 4,687.12 mi (7,543.19 km) |
| Gahanna to Koscierzyna | 4,429.77 mi (7,129.02 km) |
| Gahanna to Kostrzyn | 4,468.98 mi (7,192.14 km) |
| Gahanna to Kostrzyn nad Odra | 4,371.22 mi (7,034.80 km) |
| Gahanna to Koszalin | 4,365.36 mi (7,025.38 km) |
| Gahanna to Kowary | 4,480.09 mi (7,210.00 km) |
| Gahanna to Kozienice | 4,652.51 mi (7,487.49 km) |
| Gahanna to Kozuchow | 4,435.58 mi (7,138.37 km) |
| Gahanna to Kozy | 4,636.87 mi (7,462.31 km) |
| Gahanna to Krakow | 4,657.37 mi (7,495.30 km) |
| Gahanna to Krapkowice | 4,570.18 mi (7,354.99 km) |
| Gahanna to Krasnik | 4,702.62 mi (7,568.13 km) |
| Gahanna to Krasnystaw | 4,733.23 mi (7,617.39 km) |
| Gahanna to Krosno | 4,737.73 mi (7,624.64 km) |
