| Lake Ronkonkoma to Klaukkala | 4,066.36 mi (6,544.17 km) |
| Lake Ronkonkoma to Kokkola | 3,910.47 mi (6,293.30 km) |
| Lake Ronkonkoma to Kontiolahti | 4,128.82 mi (6,644.69 km) |
| Lake Ronkonkoma to Korsholm | 3,891.33 mi (6,262.49 km) |
| Lake Ronkonkoma to Kotka | 4,128.45 mi (6,644.10 km) |
| Lake Ronkonkoma to Kouvola | 4,107.55 mi (6,610.46 km) |
| Lake Ronkonkoma to Kuhmo | 4,071.75 mi (6,552.85 km) |
| Lake Ronkonkoma to Kuopio | 4,065.40 mi (6,542.62 km) |
| Lake Ronkonkoma to Kurikka | 3,926.60 mi (6,319.25 km) |
| Lake Ronkonkoma to Kuusamo | 4,000.00 mi (6,437.38 km) |
| Lake Ronkonkoma to Kuusankoski | 4,103.81 mi (6,604.45 km) |
| Lake Ronkonkoma to Lahti | 4,072.84 mi (6,554.61 km) |
| Lake Ronkonkoma to Laitila | 3,958.76 mi (6,371.02 km) |
| Lake Ronkonkoma to Lapinlahti | 4,041.26 mi (6,503.78 km) |
| Lake Ronkonkoma to Lappeenranta | 4,143.30 mi (6,668.00 km) |
