| Frauenfeld to Klaukkala | 1,089.83 mi (1,753.92 km) |
| Frauenfeld to Kokkola | 1,247.80 mi (2,008.13 km) |
| Frauenfeld to Kontiolahti | 1,324.84 mi (2,132.12 km) |
| Frauenfeld to Korsholm | 1,181.68 mi (1,901.73 km) |
| Frauenfeld to Kotka | 1,146.74 mi (1,845.50 km) |
| Frauenfeld to Kouvola | 1,160.08 mi (1,866.97 km) |
| Frauenfeld to Kuhmo | 1,383.13 mi (2,225.94 km) |
| Frauenfeld to Kuopio | 1,282.37 mi (2,063.77 km) |
| Frauenfeld to Kurikka | 1,164.50 mi (1,874.08 km) |
| Frauenfeld to Kuusamo | 1,471.17 mi (2,367.62 km) |
| Frauenfeld to Kuusankoski | 1,160.10 mi (1,867.00 km) |
| Frauenfeld to Lahti | 1,141.01 mi (1,836.28 km) |
| Frauenfeld to Laitila | 1,052.22 mi (1,693.39 km) |
| Frauenfeld to Lapinlahti | 1,300.40 mi (2,092.80 km) |
| Frauenfeld to Lappeenranta | 1,205.63 mi (1,940.28 km) |
