| Glenn Dale to Krosno Odrzanskie | 4,236.12 mi (6,817.37 km) |
| Glenn Dale to Krotoszyn | 4,335.16 mi (6,976.76 km) |
| Glenn Dale to Kruszwica | 4,334.56 mi (6,975.80 km) |
| Glenn Dale to Krynica | 4,548.36 mi (7,319.88 km) |
| Glenn Dale to Krzeszowice | 4,471.95 mi (7,196.91 km) |
| Glenn Dale to Kudowa-Zdroj | 4,331.89 mi (6,971.51 km) |
| Glenn Dale to Kutno | 4,387.72 mi (7,061.35 km) |
| Glenn Dale to Kwidzyn | 4,320.37 mi (6,952.96 km) |
| Glenn Dale to Lancut | 4,571.97 mi (7,357.88 km) |
| Glenn Dale to Lapy | 4,486.96 mi (7,221.07 km) |
| Glenn Dale to Lask | 4,401.58 mi (7,083.66 km) |
| Glenn Dale to Laziska Gorne | 4,441.65 mi (7,148.15 km) |
| Glenn Dale to Lebork | 4,251.41 mi (6,841.98 km) |
| Glenn Dale to Leczna | 4,549.56 mi (7,321.81 km) |
| Glenn Dale to Leczyca | 4,388.00 mi (7,061.80 km) |
