| Boulder to Kucukcekmece | 6,138.90 mi (9,879.61 km) |
| Boulder to Kucukkuyu | 6,157.36 mi (9,909.32 km) |
| Boulder to Kulp | 6,606.98 mi (10,632.90 km) |
| Boulder to Kulu | 6,370.83 mi (10,252.85 km) |
| Boulder to Kumcati | 6,701.48 mi (10,784.99 km) |
| Boulder to Kursunlu | 6,271.62 mi (10,093.20 km) |
| Boulder to Kurtalan | 6,658.84 mi (10,716.37 km) |
| Boulder to Kusadasi | 6,273.20 mi (10,095.75 km) |
| Boulder to Kutahya | 6,264.65 mi (10,081.98 km) |
| Boulder to Kuzuculu | 6,588.15 mi (10,602.60 km) |
| Boulder to Lapseki | 6,114.32 mi (9,840.04 km) |
| Boulder to Lice | 6,601.80 mi (10,624.58 km) |
| Boulder to Luleburgaz | 6,073.83 mi (9,774.88 km) |
| Boulder to Macka | 6,430.68 mi (10,349.18 km) |
| Boulder to Malatya | 6,552.06 mi (10,544.53 km) |
