| Karhula to Isselburg | 982.87 mi (1,581.77 km) |
| Karhula to Issum | 998.75 mi (1,607.34 km) |
| Karhula to Itzehoe | 791.07 mi (1,273.10 km) |
| Karhula to Jena | 887.70 mi (1,428.61 km) |
| Karhula to Jever | 856.41 mi (1,378.26 km) |
| Karhula to Jork | 804.48 mi (1,294.68 km) |
| Karhula to Juchen | 1,018.54 mi (1,639.19 km) |
| Karhula to Julich | 1,031.88 mi (1,660.65 km) |
| Karhula to Juterbog | 790.46 mi (1,272.13 km) |
| Karhula to Kaarst | 1,009.29 mi (1,624.29 km) |
| Karhula to Kaiserslautern | 1,070.63 mi (1,723.01 km) |
| Karhula to Kalkar | 992.73 mi (1,597.64 km) |
| Karhula to Kall | 1,045.57 mi (1,682.68 km) |
| Karhula to Kaltenkirchen | 781.72 mi (1,258.05 km) |
| Karhula to Kamen | 959.62 mi (1,544.35 km) |
