| Radolfzell am Bodensee to Klaukkala | 1,077.31 mi (1,733.76 km) |
| Radolfzell am Bodensee to Kokkola | 1,234.85 mi (1,987.29 km) |
| Radolfzell am Bodensee to Kontiolahti | 1,312.32 mi (2,111.97 km) |
| Radolfzell am Bodensee to Korsholm | 1,168.72 mi (1,880.87 km) |
| Radolfzell am Bodensee to Kotka | 1,134.39 mi (1,825.62 km) |
| Radolfzell am Bodensee to Kouvola | 1,147.64 mi (1,846.94 km) |
| Radolfzell am Bodensee to Kuhmo | 1,370.43 mi (2,205.49 km) |
| Radolfzell am Bodensee to Kuopio | 1,269.70 mi (2,043.39 km) |
| Radolfzell am Bodensee to Kurikka | 1,151.59 mi (1,853.30 km) |
| Radolfzell am Bodensee to Kuusamo | 1,458.30 mi (2,346.91 km) |
| Radolfzell am Bodensee to Kuusankoski | 1,147.64 mi (1,846.95 km) |
| Radolfzell am Bodensee to Lahti | 1,128.46 mi (1,816.08 km) |
| Radolfzell am Bodensee to Laitila | 1,039.40 mi (1,672.76 km) |
| Radolfzell am Bodensee to Lapinlahti | 1,287.67 mi (2,072.31 km) |
| Radolfzell am Bodensee to Lappeenranta | 1,193.27 mi (1,920.38 km) |
