| Reston to Koscian | 4,314.39 mi (6,943.34 km) |
| Reston to Koscielisko | 4,534.58 mi (7,297.69 km) |
| Reston to Koscierzyna | 4,294.90 mi (6,911.97 km) |
| Reston to Kostrzyn | 4,325.12 mi (6,960.61 km) |
| Reston to Kostrzyn nad Odra | 4,224.11 mi (6,798.06 km) |
| Reston to Koszalin | 4,228.03 mi (6,804.35 km) |
| Reston to Kowary | 4,326.86 mi (6,963.41 km) |
| Reston to Kozienice | 4,512.62 mi (7,262.37 km) |
| Reston to Kozuchow | 4,286.19 mi (6,897.96 km) |
| Reston to Kozy | 4,485.42 mi (7,218.58 km) |
| Reston to Krakow | 4,508.15 mi (7,255.16 km) |
| Reston to Krapkowice | 4,419.18 mi (7,111.99 km) |
| Reston to Krasnik | 4,561.12 mi (7,340.41 km) |
| Reston to Krasnystaw | 4,593.80 mi (7,393.00 km) |
| Reston to Krosno | 4,590.27 mi (7,387.33 km) |
