| Clausthal-Zellerfeld to Klaukkala | 808.89 mi (1,301.77 km) |
| Clausthal-Zellerfeld to Kokkola | 951.41 mi (1,531.14 km) |
| Clausthal-Zellerfeld to Kontiolahti | 1,042.88 mi (1,678.36 km) |
| Clausthal-Zellerfeld to Korsholm | 884.78 mi (1,423.92 km) |
| Clausthal-Zellerfeld to Kotka | 871.20 mi (1,402.06 km) |
| Clausthal-Zellerfeld to Kouvola | 881.44 mi (1,418.53 km) |
| Clausthal-Zellerfeld to Kuhmo | 1,094.98 mi (1,762.20 km) |
| Clausthal-Zellerfeld to Kuopio | 995.86 mi (1,602.68 km) |
| Clausthal-Zellerfeld to Kurikka | 869.65 mi (1,399.57 km) |
| Clausthal-Zellerfeld to Kuusamo | 1,177.27 mi (1,894.64 km) |
| Clausthal-Zellerfeld to Kuusankoski | 881.01 mi (1,417.86 km) |
| Clausthal-Zellerfeld to Lahti | 859.07 mi (1,382.55 km) |
| Clausthal-Zellerfeld to Laitila | 761.12 mi (1,224.90 km) |
| Clausthal-Zellerfeld to Lapinlahti | 1,011.57 mi (1,627.97 km) |
| Clausthal-Zellerfeld to Lappeenranta | 929.41 mi (1,495.75 km) |
