| Ciechanow to Karakocan | 1,331.22 mi (2,142.39 km) |
| Ciechanow to Karakopru | 1,391.84 mi (2,239.96 km) |
| Ciechanow to Karaman | 1,241.73 mi (1,998.38 km) |
| Ciechanow to Karapinar | 1,216.57 mi (1,957.88 km) |
| Ciechanow to Karatas | 1,333.36 mi (2,145.84 km) |
| Ciechanow to Karatepe | 945.64 mi (1,521.87 km) |
| Ciechanow to Karayilan | 1,346.49 mi (2,166.97 km) |
| Ciechanow to Kargipinar | 1,302.63 mi (2,096.38 km) |
| Ciechanow to Karkamis | 1,388.93 mi (2,235.26 km) |
| Ciechanow to Karliova | 1,344.85 mi (2,164.32 km) |
| Ciechanow to Kars | 1,349.86 mi (2,172.39 km) |
| Ciechanow to Kartal | 919.57 mi (1,479.91 km) |
| Ciechanow to Kas | 1,231.67 mi (1,982.18 km) |
| Ciechanow to Kastamonu | 1,002.72 mi (1,613.73 km) |
| Ciechanow to Kavak | 1,087.02 mi (1,749.39 km) |
