| Glenn Dale to Koscian | 4,292.55 mi (6,908.18 km) |
| Glenn Dale to Koscielisko | 4,512.22 mi (7,261.71 km) |
| Glenn Dale to Koscierzyna | 4,273.90 mi (6,878.18 km) |
| Glenn Dale to Kostrzyn | 4,303.45 mi (6,925.73 km) |
| Glenn Dale to Kostrzyn nad Odra | 4,202.22 mi (6,762.82 km) |
| Glenn Dale to Koszalin | 4,206.86 mi (6,770.29 km) |
| Glenn Dale to Kowary | 4,304.50 mi (6,927.42 km) |
| Glenn Dale to Kozienice | 4,491.20 mi (7,227.89 km) |
| Glenn Dale to Kozuchow | 4,264.12 mi (6,862.43 km) |
| Glenn Dale to Kozy | 4,463.15 mi (7,182.74 km) |
| Glenn Dale to Krakow | 4,486.03 mi (7,219.57 km) |
| Glenn Dale to Krapkowice | 4,396.96 mi (7,076.22 km) |
| Glenn Dale to Krasnik | 4,539.56 mi (7,305.72 km) |
| Glenn Dale to Krasnystaw | 4,572.39 mi (7,358.55 km) |
| Glenn Dale to Krosno | 4,568.27 mi (7,351.93 km) |
