| Watertown to Klaukkala | 3,970.42 mi (6,389.77 km) |
| Watertown to Kokkola | 3,801.41 mi (6,117.79 km) |
| Watertown to Kontiolahti | 4,016.77 mi (6,464.36 km) |
| Watertown to Korsholm | 3,786.99 mi (6,094.57 km) |
| Watertown to Kotka | 4,029.36 mi (6,484.63 km) |
| Watertown to Kouvola | 4,007.10 mi (6,448.80 km) |
| Watertown to Kuhmo | 3,954.64 mi (6,364.38 km) |
| Watertown to Kuopio | 3,955.40 mi (6,365.60 km) |
| Watertown to Kurikka | 3,823.70 mi (6,153.65 km) |
| Watertown to Kuusamo | 3,875.80 mi (6,237.49 km) |
| Watertown to Kuusankoski | 4,003.30 mi (6,442.69 km) |
| Watertown to Lahti | 3,973.23 mi (6,394.30 km) |
| Watertown to Laitila | 3,864.36 mi (6,219.08 km) |
| Watertown to Lapinlahti | 3,929.64 mi (6,324.15 km) |
| Watertown to Lappeenranta | 4,040.16 mi (6,502.01 km) |
