| Herndon to Klaukkala | 4,299.52 mi (6,919.40 km) |
| Herndon to Kokkola | 4,136.98 mi (6,657.83 km) |
| Herndon to Kontiolahti | 4,353.85 mi (7,006.85 km) |
| Herndon to Korsholm | 4,120.27 mi (6,630.94 km) |
| Herndon to Kotka | 4,360.15 mi (7,016.98 km) |
| Herndon to Kouvola | 4,338.57 mi (6,982.26 km) |
| Herndon to Kuhmo | 4,293.92 mi (6,910.40 km) |
| Herndon to Kuopio | 4,291.50 mi (6,906.51 km) |
| Herndon to Kurikka | 4,156.29 mi (6,688.91 km) |
| Herndon to Kuusamo | 4,217.95 mi (6,788.14 km) |
| Herndon to Kuusankoski | 4,334.80 mi (6,976.19 km) |
| Herndon to Lahti | 4,304.26 mi (6,927.03 km) |
| Herndon to Laitila | 4,192.57 mi (6,747.28 km) |
| Herndon to Lapinlahti | 4,266.48 mi (6,866.23 km) |
| Herndon to Lappeenranta | 4,373.01 mi (7,037.69 km) |
