| Rockville to Koscian | 4,300.64 mi (6,921.20 km) |
| Rockville to Koscielisko | 4,520.80 mi (7,275.52 km) |
| Rockville to Koscierzyna | 4,281.19 mi (6,889.92 km) |
| Rockville to Kostrzyn | 4,311.38 mi (6,938.49 km) |
| Rockville to Kostrzyn nad Odra | 4,210.36 mi (6,775.91 km) |
| Rockville to Koszalin | 4,214.31 mi (6,782.28 km) |
| Rockville to Kowary | 4,313.09 mi (6,941.24 km) |
| Rockville to Kozienice | 4,498.89 mi (7,240.27 km) |
| Rockville to Kozuchow | 4,272.43 mi (6,875.81 km) |
| Rockville to Kozy | 4,471.64 mi (7,196.41 km) |
| Rockville to Krakow | 4,494.38 mi (7,233.00 km) |
| Rockville to Krapkowice | 4,405.41 mi (7,089.82 km) |
| Rockville to Krasnik | 4,547.38 mi (7,318.30 km) |
| Rockville to Krasnystaw | 4,580.07 mi (7,370.91 km) |
| Rockville to Krosno | 4,576.51 mi (7,365.18 km) |
