| Herndon to Juprelle | 3,924.95 mi (6,316.60 km) |
| Herndon to Jurbise | 3,864.91 mi (6,219.97 km) |
| Herndon to Kalmthout | 3,864.64 mi (6,219.53 km) |
| Herndon to Kampenhout | 3,879.35 mi (6,243.21 km) |
| Herndon to Kapelle-op-den-Bos | 3,870.02 mi (6,228.20 km) |
| Herndon to Kapellen | 3,865.00 mi (6,220.12 km) |
| Herndon to Kasterlee | 3,887.44 mi (6,256.23 km) |
| Herndon to Keerbergen | 3,881.03 mi (6,245.92 km) |
| Herndon to Kinrooi | 3,921.84 mi (6,311.59 km) |
| Herndon to Knokke-Heist | 3,818.29 mi (6,144.94 km) |
| Herndon to Koekelare | 3,812.10 mi (6,134.99 km) |
| Herndon to Koekelberg | 3,872.54 mi (6,232.25 km) |
| Herndon to Koksijde | 3,798.48 mi (6,113.06 km) |
| Herndon to Kontich | 3,870.38 mi (6,228.77 km) |
| Herndon to Kortemark | 3,816.24 mi (6,141.64 km) |
