| Glenn Dale to Kluczbork | 4,388.50 mi (7,062.60 km) |
| Glenn Dale to Knurow | 4,432.96 mi (7,134.15 km) |
| Glenn Dale to Kobylka | 4,450.70 mi (7,162.71 km) |
| Glenn Dale to Kokoszki | 4,284.04 mi (6,894.50 km) |
| Glenn Dale to Kolbuszowa | 4,547.75 mi (7,318.90 km) |
| Glenn Dale to Kolno | 4,438.00 mi (7,142.28 km) |
| Glenn Dale to Kolo | 4,362.00 mi (7,019.96 km) |
| Glenn Dale to Kolobrzeg | 4,185.76 mi (6,736.34 km) |
| Glenn Dale to Koluszki | 4,420.56 mi (7,114.20 km) |
| Glenn Dale to Komorniki | 4,288.34 mi (6,901.42 km) |
| Glenn Dale to Konin | 4,347.94 mi (6,997.34 km) |
| Glenn Dale to Konskie | 4,462.90 mi (7,182.35 km) |
| Glenn Dale to Konstancin-Jeziorna | 4,456.70 mi (7,172.36 km) |
| Glenn Dale to Konstantynow Lodzki | 4,403.38 mi (7,086.55 km) |
| Glenn Dale to Koronowo | 4,298.66 mi (6,918.02 km) |
