| Boppard to Karakocan | 1,757.73 mi (2,828.79 km) |
| Boppard to Karakopru | 1,781.19 mi (2,866.54 km) |
| Boppard to Karaman | 1,552.95 mi (2,499.23 km) |
| Boppard to Karapinar | 1,541.16 mi (2,480.25 km) |
| Boppard to Karatas | 1,669.17 mi (2,686.27 km) |
| Boppard to Karatepe | 1,259.75 mi (2,027.37 km) |
| Boppard to Karayilan | 1,696.61 mi (2,730.43 km) |
| Boppard to Kargipinar | 1,625.42 mi (2,615.86 km) |
| Boppard to Karkamis | 1,763.97 mi (2,838.84 km) |
| Boppard to Karliova | 1,785.62 mi (2,873.68 km) |
| Boppard to Kars | 1,824.79 mi (2,936.72 km) |
| Boppard to Kartal | 1,221.50 mi (1,965.82 km) |
| Boppard to Kas | 1,463.66 mi (2,355.53 km) |
| Boppard to Kastamonu | 1,391.96 mi (2,240.15 km) |
| Boppard to Kavak | 1,500.56 mi (2,414.92 km) |
