| Trets to Klaukkala | 1,413.18 mi (2,274.30 km) |
| Trets to Kokkola | 1,567.62 mi (2,522.84 km) |
| Trets to Kontiolahti | 1,648.19 mi (2,652.50 km) |
| Trets to Korsholm | 1,501.10 mi (2,415.79 km) |
| Trets to Kotka | 1,469.87 mi (2,365.53 km) |
| Trets to Kouvola | 1,483.39 mi (2,387.28 km) |
| Trets to Kuhmo | 1,706.06 mi (2,745.63 km) |
| Trets to Kuopio | 1,605.47 mi (2,583.76 km) |
| Trets to Kurikka | 1,485.24 mi (2,390.27 km) |
| Trets to Kuusamo | 1,792.50 mi (2,884.75 km) |
| Trets to Kuusankoski | 1,483.42 mi (2,387.33 km) |
| Trets to Lahti | 1,464.35 mi (2,356.64 km) |
| Trets to Laitila | 1,374.34 mi (2,211.79 km) |
| Trets to Lapinlahti | 1,623.18 mi (2,612.26 km) |
| Trets to Lappeenranta | 1,528.78 mi (2,460.34 km) |
