| Herndon to Kelkheim (Taunus) | 4,058.53 mi (6,531.57 km) |
| Herndon to Kelsterbach | 4,064.01 mi (6,540.40 km) |
| Herndon to Kemberg | 4,173.18 mi (6,716.09 km) |
| Herndon to Kempen | 3,943.00 mi (6,345.65 km) |
| Herndon to Kempten | 4,207.66 mi (6,771.57 km) |
| Herndon to Kenzingen | 4,087.97 mi (6,578.95 km) |
| Herndon to Kerpen | 3,967.46 mi (6,385.01 km) |
| Herndon to Ketsch | 4,084.57 mi (6,573.47 km) |
| Herndon to Kevelaer | 3,930.45 mi (6,325.45 km) |
| Herndon to Kiel | 4,004.93 mi (6,445.31 km) |
| Herndon to Kierspe | 3,994.92 mi (6,429.20 km) |
| Herndon to Kirchhain | 4,057.45 mi (6,529.84 km) |
| Herndon to Kirchheim bei Munchen | 4,252.53 mi (6,843.78 km) |
| Herndon to Kirchheim unter Teck | 4,143.59 mi (6,668.46 km) |
| Herndon to Kirchhundem | 4,016.33 mi (6,463.66 km) |
