| Hackettstown to Juprelle | 3,737.23 mi (6,014.48 km) |
| Hackettstown to Jurbise | 3,677.32 mi (5,918.08 km) |
| Hackettstown to Kalmthout | 3,676.83 mi (5,917.29 km) |
| Hackettstown to Kampenhout | 3,691.63 mi (5,941.10 km) |
| Hackettstown to Kapelle-op-den-Bos | 3,682.30 mi (5,926.08 km) |
| Hackettstown to Kapellen | 3,677.21 mi (5,917.90 km) |
| Hackettstown to Kasterlee | 3,699.63 mi (5,953.99 km) |
| Hackettstown to Keerbergen | 3,693.30 mi (5,943.78 km) |
| Hackettstown to Kinrooi | 3,734.02 mi (6,009.32 km) |
| Hackettstown to Knokke-Heist | 3,630.55 mi (5,842.80 km) |
| Hackettstown to Koekelare | 3,624.44 mi (5,832.97 km) |
| Hackettstown to Koekelberg | 3,684.85 mi (5,930.19 km) |
| Hackettstown to Koksijde | 3,610.83 mi (5,811.07 km) |
| Hackettstown to Kontich | 3,682.62 mi (5,926.61 km) |
| Hackettstown to Kortemark | 3,628.59 mi (5,839.64 km) |
