| Langley Park to Karis | 4,265.02 mi (6,863.89 km) |
| Langley Park to Karkkila | 4,265.51 mi (6,864.68 km) |
| Langley Park to Kauhajoki | 4,143.41 mi (6,668.17 km) |
| Langley Park to Kauhava | 4,146.74 mi (6,673.54 km) |
| Langley Park to Kauniainen | 4,291.78 mi (6,906.96 km) |
| Langley Park to Kemi | 4,101.21 mi (6,600.26 km) |
| Langley Park to Kemijarvi | 4,138.91 mi (6,660.93 km) |
| Langley Park to Kempele | 4,152.20 mi (6,682.31 km) |
| Langley Park to Kerava | 4,296.12 mi (6,913.94 km) |
| Langley Park to Keuruu | 4,220.36 mi (6,792.01 km) |
| Langley Park to Kiiminki | 4,151.62 mi (6,681.38 km) |
| Langley Park to Kirkkonummi | 4,285.91 mi (6,897.50 km) |
| Langley Park to Kitee | 4,374.93 mi (7,040.77 km) |
| Langley Park to Kiuruvesi | 4,224.23 mi (6,798.24 km) |
| Langley Park to Kivisto | 4,291.33 mi (6,906.22 km) |
