| Gahanna to Karis | 4,376.44 mi (7,043.20 km) |
| Gahanna to Karkkila | 4,373.73 mi (7,038.84 km) |
| Gahanna to Kauhajoki | 4,244.90 mi (6,831.51 km) |
| Gahanna to Kauhava | 4,243.45 mi (6,829.17 km) |
| Gahanna to Kauniainen | 4,400.76 mi (7,082.35 km) |
| Gahanna to Kemi | 4,181.77 mi (6,729.92 km) |
| Gahanna to Kemijarvi | 4,210.44 mi (6,776.04 km) |
| Gahanna to Kempele | 4,235.91 mi (6,817.03 km) |
| Gahanna to Kerava | 4,403.60 mi (7,086.91 km) |
| Gahanna to Keuruu | 4,319.06 mi (6,950.86 km) |
| Gahanna to Kiiminki | 4,233.79 mi (6,813.63 km) |
| Gahanna to Kirkkonummi | 4,395.89 mi (7,074.51 km) |
| Gahanna to Kitee | 4,465.86 mi (7,187.11 km) |
| Gahanna to Kiuruvesi | 4,312.94 mi (6,941.01 km) |
| Gahanna to Kivisto | 4,399.60 mi (7,080.47 km) |
