| Grefrath to Klaukkala | 942.98 mi (1,517.58 km) |
| Grefrath to Kokkola | 1,057.27 mi (1,701.52 km) |
| Grefrath to Kontiolahti | 1,172.81 mi (1,887.46 km) |
| Grefrath to Korsholm | 990.04 mi (1,593.32 km) |
| Grefrath to Kotka | 1,009.89 mi (1,625.27 km) |
| Grefrath to Kouvola | 1,016.94 mi (1,636.61 km) |
| Grefrath to Kuhmo | 1,216.04 mi (1,957.03 km) |
| Grefrath to Kuopio | 1,120.42 mi (1,803.15 km) |
| Grefrath to Kurikka | 980.75 mi (1,578.37 km) |
| Grefrath to Kuusamo | 1,286.96 mi (2,071.17 km) |
| Grefrath to Kuusankoski | 1,016.07 mi (1,635.20 km) |
| Grefrath to Lahti | 991.29 mi (1,595.33 km) |
| Grefrath to Laitila | 881.83 mi (1,419.17 km) |
| Grefrath to Lapinlahti | 1,132.47 mi (1,822.53 km) |
| Grefrath to Lappeenranta | 1,066.71 mi (1,716.71 km) |
