| Lake Ronkonkoma to Isny im Allgau | 3,940.18 mi (6,341.10 km) |
| Lake Ronkonkoma to Isselburg | 3,677.82 mi (5,918.87 km) |
| Lake Ronkonkoma to Issum | 3,683.65 mi (5,928.27 km) |
| Lake Ronkonkoma to Itzehoe | 3,741.71 mi (6,021.70 km) |
| Lake Ronkonkoma to Jena | 3,905.14 mi (6,284.72 km) |
| Lake Ronkonkoma to Jever | 3,689.43 mi (5,937.57 km) |
| Lake Ronkonkoma to Jork | 3,758.24 mi (6,048.31 km) |
| Lake Ronkonkoma to Juchen | 3,698.14 mi (5,951.59 km) |
| Lake Ronkonkoma to Julich | 3,697.06 mi (5,949.84 km) |
| Lake Ronkonkoma to Juterbog | 3,931.14 mi (6,326.56 km) |
| Lake Ronkonkoma to Kaarst | 3,699.73 mi (5,954.15 km) |
| Lake Ronkonkoma to Kaiserslautern | 3,794.62 mi (6,106.85 km) |
| Lake Ronkonkoma to Kalkar | 3,673.30 mi (5,911.61 km) |
| Lake Ronkonkoma to Kall | 3,714.63 mi (5,978.12 km) |
| Lake Ronkonkoma to Kaltenkirchen | 3,760.67 mi (6,052.21 km) |
