| Niederkassel to Kucukkuyu | 1,224.43 mi (1,970.52 km) |
| Niederkassel to Kulp | 1,851.90 mi (2,980.35 km) |
| Niederkassel to Kulu | 1,497.34 mi (2,409.73 km) |
| Niederkassel to Kumcati | 1,951.96 mi (3,141.38 km) |
| Niederkassel to Kursunlu | 1,427.56 mi (2,297.43 km) |
| Niederkassel to Kurtalan | 1,905.95 mi (3,067.33 km) |
| Niederkassel to Kusadasi | 1,333.77 mi (2,146.50 km) |
| Niederkassel to Kutahya | 1,359.19 mi (2,187.41 km) |
| Niederkassel to Kuzuculu | 1,726.87 mi (2,779.13 km) |
| Niederkassel to Lapseki | 1,188.15 mi (1,912.14 km) |
| Niederkassel to Lice | 1,838.83 mi (2,959.31 km) |
| Niederkassel to Luleburgaz | 1,164.60 mi (1,874.24 km) |
| Niederkassel to Macka | 1,696.70 mi (2,730.58 km) |
| Niederkassel to Malatya | 1,745.45 mi (2,809.03 km) |
| Niederkassel to Malkara | 1,170.54 mi (1,883.80 km) |
